FCC ID: PIDAV2700CBL AirVelocity2700, 3.6-3.8GHz (n77P/78P),FM,PoE/DC

A I RV E L O C I T Y 2700 5G S U B-6H Z 4 T 4 R I N D O O R R A D I O U N I T Installation Guide Document Part Number: DUG01251 Document Revision: A3 Published: April 2021 Copyright by Airspan Networks Ltd., 2021. All rights reserved worldwide. AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide Copyright by Airspan Networks Ltd., 2021. All rights reserved worldwide. Legal Notices The information contained within this document is proprietary, privileged and intended only for the recipient. As such, the information is subject to all relevant copyright, patent and other laws protecting intellectual property, as well as any specific agreements protecting Airspan Networks Ltd. rights in the aforesaid information. Neither this document nor the information contained herein may be published, reproduced, transmitted or disclosed to third parties, in whole or in part, without the express, prior, written permission of Airspan Networks Ltd. In addition, any use of this document or the information contained herein for the purposes other than those for which it is disclosed is strictly forbidden. Airspan Networks Ltd. reserves the right, without prior notice or liability, to make changes in equipment design or specifications. Information supplied by Airspan Networks Ltd. is believed in good faith to be accurate and reliable, while every care has been taken in preparing these documents. However, Airspan Networks Ltd. does not make any representations and gives no warranties of whatever nature in respect of these documents, including without limitation, the accuracy or completeness of any information, facts and/or opinions contained therein. No responsibility is assumed by Airspan Networks Ltd. for the use of the documents nor for the rights of third parties which may be effected in any way by the use thereof. The provision of these documents (and the documents themselves) does not constitute professional advice of any kind. Any representation(s) in these documents concerning performance of Airspan Networks Ltd. product(s) are for informational purposes only and are not warranties of future performance, either expressed or implied. Airspan Networks Ltd., its affiliates, directors, employees and agents shall not be held liable for any damages or losses, of any nature whatsoever, arising from any use of and/or reliance on the documents. These documents may contain flaws, omissions or typesetting errors; no warranty is granted nor liability assumed in relation thereto unless specifically undertaken in Airspan Networks Ltd. sales contract or order confirmation. Information contained herein is periodically updated and changes will be incorporated into subsequent editions. If you have encountered an error, please notify Airspan Networks Ltd. Product performance figures quoted within this document are indicative and for information purposes only. Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 i Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide TABLE OF CONTENTS Document Information................................................................................................................ 1 Revision History ............................................................................................................................ 1 Warnings and Cautions ............................................................................................................... 2 Human Exposure to Radio Frequencies ...................................................................................... 2 Radio Interference ........................................................................................................................ 2 Modifications ................................................................................................................................ 2 General. ........................................................................................................................................ 3 Important Safety Instructions ............................................................................................... 3 Safety. ........................................................................................................................................ 3 Warning of Hazardous Voltages .................................................................................................. 3 Adherence to European Directive 2014/53/EU .......................................................................... 4 Warning Symbols .......................................................................................................................... 4 Service Information ...................................................................................................................... 4 About This Document .................................................................................................................. 5 Purpose ......................................................................................................................................... 5 Intended Audience ....................................................................................................................... 5 Document Conventions ................................................................................................................ 5 Related Reading ............................................................................................................................ 5 Introduction..................................................................................................................... 6 1.1 AirVelocity 2700 5G Sub-6Hz ......................................................................................... 6 Getting Started ................................................................................................................ 7 2.1 AirVelocity 2700 Job Sheet ............................................................................................. 7 Verifying Prerequisites .................................................................................................... 8 3.1 3.2 Verifying Site Requirements ........................................................................................... 8 Verify Installation Requirements .................................................................................... 8 1 2 3 4 AirVelocity 2700 5G Sub-6 Installation ........................................................................ 11 4.1 4.2 4.3 4.4 Ceiling Mount ................................................................................................................11 Wall Mount....................................................................................................................17 Cable Connections ........................................................................................................18 LED Display ....................................................................................................................19 Job Sheet ........................................................................................................... 20 Acronyms, Abbreviations, and Definitions ............................................................................... 21 Customer Service Help Desk ..................................................................................................... 22 Airspan Encourages Comments ................................................................................................ 22 Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 ii Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide FIGURES Figure 1: AirVelocity 2700 5G ........................................................................................................................6 Figure 2: AirVelocity 2700 5G Sub-6 Physical Dimensions ....................................................................... 10 Figure 3: Assemble Ceiling Clip .................................................................................................................. 11 Figure 4: Attaching the Ceiling Clip to the Mounting Bracket .................................................................. 11 Figure 5: Assemble the Mounting Bracket with the Clip onto the Keel/T-bar ........................................ 12 Figure 6: Tighten Clip to T-bar .................................................................................................................... 12 Figure 7: Tighten the Screws ...................................................................................................................... 12 Figure 8: View from the Bottom ................................................................................................................ 13 Figure 9: M3X6 Locking Screw ................................................................................................................... 13 Figure 10: Install Security Lock ................................................................................................................... 14 Figure 11: Hole Spacing for Mounting Bracket ......................................................................................... 15 Figure 12: Fasten the Mounting Bracket to the Ceiling ............................................................................ 15 Figure 13: Mounting AirVelocity Unit on the Mounting Bracket ............................................................. 16 Figure 14: Locking Screw M3X6 ................................................................................................................. 16 Figure 15: Fix Mounting Bracket on Wall .................................................................................................. 17 Figure 16: Mount Unit on Mounting Bracket ............................................................................................ 17 Figure 17: Fasten Unit on Mounting Bracket ............................................................................................ 18 Figure 18: Cable Connections..................................................................................................................... 19 TABLES Table 1: Typographic Conventions ................................................................................................................5 Table 2. Minimum Hardware Requirements ................................................................................................8 Table 3. Parts & Kits .......................................................................................................................................8 Table 4: AirVelocity 2700 5G Sub-6 Physical Dimensions ......................................................................... 10 Table 5 Wiring Table ................................................................................................................................... 18 Table 6: LED Display .................................................................................................................................... 19 Table 7: Job Sheet ....................................................................................................................................... 20 Table 8: Acronyms, Abbreviations, and Definitions .................................................................................. 21 Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 iii Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide Document Information This document details procedures for installing the Airspans AirVelocity 2700 5G Sub-6Hz, RU aimed as part of the 5G NR standard and its place in the Airspan product suite. This document is intended for qualified personnel with a working knowledge of 5G. Revision History Revision Date Rev 0.1 December 2020 Rev 0.2 + 0.3 January 2021 Summary of Changes Initial document draft Comments Additions from comments Rev A January 2021 Published Rev A1-A2 January 2021 Modifications from comments Rev A3 April 2021 Additional variants and PSU types Created by MSF MSF + YS MSF MSF MSF + YS Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 1 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz Warnings and Cautions 4T4R Indoor Radio Unit Installation Guide Human Exposure to Radio Frequencies The AirVelocity 2700 5G Sub-6 should be operated from a minimum safe distance of 20 cm (7.87 in.) during normal operation. Radio Interference The AirVelocity 2700 5G Sub-6 generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment on and off, the technician is encouraged to try to correct the interference by performing one or more of the following measures:

Re-orientate or relocate the unit Connect the equipment to a circuit different from that to which the power source is connected Increase separation between the units and/or End Devices Modifications Any changes and modifications to this device that are not expressly approved by Airspan Networks may void the user's authority to operate the equipment. Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 2 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide General Only qualified personnel should be allowed to install, replace, and service the equipment. The device cannot be sold retail, to the general public or by mail order. It must be sold to operators. Installation must be controlled. Installation must be performed by licensed professionals. Installation requires special training. The AirVelocity 2700 5G Sub-6 should be installed ONLY by experienced installation professionals who are familiar with local building and safety codes and, wherever applicable, are licensed by the appropriate government regulatory authorities. Failure to do so may void Airspan's product warranty and may expose the end user or the service provider to legal and financial liabilities. Airspan and its resellers or distributors are not liable for injury, damage or violation of regulations associated with the installation of outdoor units or antennas. The device is to be installed in a Restricted Access Location. Important Safety Instructions Read and Save these instructions This Installation Guide contains instructions and warnings that should be followed during installation, and operation. Failure to follow these instructions could cause bodily injury and/or product failure Safety 1. Read this guide and follow all operating and safety instructions. 2. Static sensitive components inside - do not remove the lid or base: No user serviceable parts inside. 3. Position the power cord to avoid possible damage; do not overload circuits. 4. Do not place this product on or near a direct heat source, and avoid placing objects on the terminal. 5. Use only a damp cloth for cleaning. Do not use liquid or aerosol cleaners. Disconnect the power before cleaning. 6. The units should not be located too near power lines or other electrical power circuits, where it can come into contact with such power lines or circuits. 7. The radio transceiver must be properly grounded to protect against power surges and accumulated static electricity. It is the users responsibility to install this device in accordance with the local electrical codes. 8. Installation of the AirVelocity 2700 5G Sub-6 must be contracted to a professional installer. 9. When installed in the final configuration, the product must comply with the applicable Safety Standards and regulatory requirements of the country in which it is installed. If necessary, consult with the appropriate regulatory agencies and inspection authorities to ensure compliance. Warning of Hazardous Voltages On AC installations, hazardous voltages exist. Use caution when verifying or working with AC power. Remove metal jewelry that could come into contact with AC power. On DC sections, short-circuiting the low voltage, low impedance circuits can cause severe arcing that may result in burns or eye damage. Remove rings, watches etc. to avoid shorting DC circuits. Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 3 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide Airspan products do not contain hazardous substances (as defined in UK Control of Substances Hazardous to Health Regulations 1989 and the Dangerous Substances Regulations 1990). At the end of any Airspan products life cycle, the customer should consult with Airspan to ensure that the product is disposed of in conformance with the relevant regulatory requirements. Adherence to European Directive 2014/53/EU European Council Recommendation 2014/53/EU details basic restrictions and reference levels on human exposure to electromagnetic fields as advised by the ICNIRP. Adherence to these recommended restrictions and reference levels should provide a high level of protection as regards the established health effects that may result from exposure to electromagnetic fields. Warning Symbols The following symbols may be encountered during installation or troubleshooting. These warning symbols mean danger. Bodily injury may result if you are not aware of the safety hazards involved in working with electrical equipment and radio transmitters. Familiarize yourself with standard safety practices before continuing. Caution, hot surface Caution Electro-Magnetic Radiation High Voltage DC Service Information Refer all repairs to qualified service personnel. Do not modify any part of this device, as this will void the warranty. Disconnect the power to this product and return it for service if the following conditions apply:

1. The terminal does not function after following the operating instructions outlined in this manual. 2. The product has been dropped or the housing is damaged. Locate the serial number of the terminal and record this on your registration card for future reference. Also record the MAC address, located on the product sticker. Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 4 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide Purpose This guide provides the workflow and step-by-step procedures for installing the Airspans AirVelocity 2700 a high performing RU variant. These procedures include:

Verify prerequisites Install Mounting bracket (Ceiling (Suspended or Solid) or Wall) Install the AirVelocity 2700 Connect and manage cables Connect power Intended Audience This guide is intended for persons who are responsible for installing the AirVelocity 2700 5G Sub-6. These persons should have a working knowledge of the equipment. Document Conventions This document uses the following typographic conventions. Table 1: Typographic Conventions Convention Element Blue underlined text Cross-reference links. Bold text Command Keyboard buttons and GUI elements. Command names or phrases. Computer output Text displayed by the computer. Hyperlinks Danger Website and e-mail addresses. Signifies a hazardous situationif not avoidedwill cause death or serious injury. Describes how to avoid it. Warning Signifies a hazardous situationif not avoidedcan cause death or serious personal injury. Describes how to avoid it. Signifies a hazardous situationif not avoidedcan void the product warranty, and cause property damage. Describes how to avoid it. Provides necessary information to explain a task.

! Caution Information/Note Tip Related Reading The following documents contain related information:

AirVelocity 2700 5G Sub-6 Product Specification Provides helpful hints. Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 5 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide 1 Introduction This section provides a descriptive overview of the Airspans AirVelocity 2700 and its place in the Airspan product suite. This document is intended for readers with 5G working knowledge. All information in this document is for general information only, and is subject for change without notice. 1.1 AirVelocity 2700 5G Sub-6Hz The AirVelocity 2700 RU is a Radio Unit (RU) for 5G Radio Access Network (RAN). It is combined with additional RAN elements in order to provide a complete 5G mobile radio communication system. The AirVelocity 2700 is based on open interfaces as defined by the O-RAN alliance. The fronthaul interface between the AirVelocity 2700 and the DU complies with RAN split 7.2a and includes the following signals:

User plane data (IQ data) Control plane data Synchronization signals Management plane data Figure 1: AirVelocity 2700 5G Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 6 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 2 Getting Started 4T4R Indoor Radio Unit Installation Guide 2.1 AirVelocity 2700 Job Sheet Plan the installation of the AirVelocity 2700 by using the Job Sheet, which you can find as a removable job aid in Appendix A for this guide. Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 7 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide 3 Verifying Prerequisites Prior to installing the AirVelocity 2700 5G Sub-6Hz, verify the required safety, power, tools, parts and components. This chapter includes the hardware, software, and client requirements for installation. Important: Set up requirements for the installation is detailed in the Job Sheet, see Appendix A. 3.1 Verifying Site Requirements To set up the AirVelocity 2700 5G Sub-6Hz, an IP connection to an Airspan Control Platform (ACP) is required. 3.2 Verify Installation Requirements 3.2.1 Verify the Tools Table 2. Minimum Hardware Requirements Tool Use Philips screwdriver (PH2) for securing the suspended ceiling bracket with M3X6 screws, and safety screw after unit is attached to bracket Screwdriver/wrench Appropriate tool for fastening bracket to ceiling or wall 3.2.2 Verify the Parts and Kits Verify your order and requirements to ensure the correct unit type is being installed. Consisting of:

Image AirVelocity 2700 5G Sub-6Hz Table 3. Parts & Kits Installation Kit /

Part AirVelocity 2700 5G Sub-6 unit Part No. AV27-F330-P4CXP-FM-A AV27-F360-P4CXP-FM-A AV27-N48-P4CXP-FM-A AV27-N41-P4CXP-FM-A AV27-F460-P4CXP-FM-A AV27-F470-P4CXP-FM-A AV27-F330-P4CXP-FM-C AV27-F360-P4CXP-FM-C AV27-N48-P4CXP-FM-C AV27-N41-P4CXP-FM-C AV27-F460-P4CXP-FM-C Airspan No. 998-20-042 998-20-040 998-20-146 998-20-151 998-20-148 998-20-144 998-20-170 998-20-172 998-20-174 998-20-176 998-20-178 Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 8 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz Installation Kit /

Part AirVelocity 2700 5G Sub-6 Mounting Kit Part No. Airspan No. AV27-WCMK-ID-1 903-03-049 4T4R Indoor Radio Unit Installation Guide Consisting of:

Image Mounting Kit is included in the packaging:

Mounting Bracket Suspended Ceiling clip Hardware 5 M3X6 screws AV27-PSU-ID-AC-EU-1 AV27-PSU-ID-AC-US-1 AV27-PSU-ID-AC-JP-1 OR OR AirVelocity External AC to DC Power Supply

(EU) AirVelocity External AC to DC Power Supply

(US) AirVelocity External AC to DC Power Supply

(JP) AC ADAPTER,150W, IN 100-

240VAC,OUT 56VDC/2.679A Plug Type E AC ADAPTER,150W, IN 100-

240VAC,OUT 56VDC/2.679A Plug Type B AC ADAPTER,150W, IN 100-

240VAC,OUT 56VDC/2.679A Plug Type A Depending on field conditions, either a suspended ceiling or standard ceiling mounting kit is required, which is included in the packaging. Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 9 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide 3.2.3 Physical Dimensions AirVelocity 2700 5G Sub-6 is in an indoor enclosure. Table 4: AirVelocity 2700 5G Sub-6 Physical Dimensions Dimensions (H x W x D) Volume Weight 225 x 225 x 44mm / 8.8 x 8.8 x 1.7 2.22l 1.65Kg / 3.6 Lbs. Figure 2: AirVelocity 2700 5G Sub-6 Physical Dimensions Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 10 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide 4 AirVelocity 2700 5G Sub-6 Installation AirVelocity 2700 supports ceiling (suspended ceiling and conventional ceiling) and wall mounting by using these elements. AirVelocity 2700 Mounting Kit:

Mounting plate used for mounting on either a suspended ceiling, a conventional ceiling or on the wall. Ceiling Clip used for mounting on a suspended ceiling provided with screws, (M3x 6mm x5),

(M3x6 for locking). 4.1 Ceiling Mount The following defines the AirVelocity 2700 ceiling mount assembly procedure for a suspended ceiling and a conventional ceiling. Prior to assembly, in any mounting scenario, determine where the unit is to be installed. 4.1.1 Suspended Ceiling Assembly 1. Determine the optimal position where the AirVelocity unit is to be installed at an intersection between the suspended ceiling keel/T-bar supports. 2. Assemble the Ceiling clip as shown below:

Figure 3: Assemble Ceiling Clip 3. Connect the ceiling clip to the mounting bracket using the four (4) Philips-head screws (M3x6 supplied) onto the threaded holes in the Mounting bracket, as displayed below:

Figure 4: Attaching the Ceiling Clip to the Mounting Bracket Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 11 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide 4. Fasten the Mounting bracket ceiling clip onto the suspended ceilings keel/T-bar. Figure 5: Assemble the Mounting Bracket with the Clip onto the Keel/T-bar 5. Slide together the clip onto the suspended ceilings T-bar, as shown below:

Figure 6: Tighten Clip to T-bar 6. Fasten the clip with the 4 M3x6 screws, as shown below:

Figure 7: Tighten the Screws Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 12 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide 7. Lift the AirVelocity 2700 5G Sub-6 into position and align the mounting screws (supplied) into the key-holes on the underside of the mounting bracket, as shown below:

8. Slide unit to engage the key-hole slots. Figure 8: View from the Bottom 9. Insert the M3X6 screw to lock the unit onto the Mounting bracket. Figure 9: M3X6 Locking Screw Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 13 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide 10. After installation is completed install the Kensington Security lock, this is used both for anti-theft and anti-drop purposes. Loop the other end of the Security cable to a secure riser. Figure 10: Install Security Lock 11. Connect the necessary cables to the relevant ports, see Cable Connections. Fiber Ethernet port SFP+ 10GbE if applicable Copper Ethernet port ETH 10GbE if applicable Connect to power using a Phoenix Type Connector 2-Pole 5mm Pitch (input range 42-

57vDC) Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 14 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide 4.1.2 Conventional Ceiling Assembly 1. Determine the optimal position where the AirVelocity unit is to be installed. 2. Set aside the Ceiling clip (it is not needed for conventional ceiling assembly). 3. Position the mounting bracket on the ceiling. Be sure to position the mounting bracket straight to ensure the unit sits as required. 4. Mark the screw positions carefully through the provided holes on the mounting bracket onto the ceiling. Figure 11: Hole Spacing for Mounting Bracket 5. After drilling holes and inserting approved ceiling anchors (plugs) fasten the mounting bracket to the ceiling with approved screws and washers (not included). Figure 12: Fasten the Mounting Bracket to the Ceiling 6. The mounting bracket is installed and ready for AirVelocity 2700 unit mounting. Screws and washers (x4) and any necessary hardware are not supplied by Airspan and are the responsibility of the installer. Use appropriate ceiling hardware according to field conditions. 7. Lift the AirVelocity 2700 into position and align the mounting screws (supplied) into the key-

holes on the underside of the mounting bracket, as shown below:

Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 15 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide Figure 13: Mounting AirVelocity Unit on the Mounting Bracket 8. Insert the M3X6 screw to lock the unit onto the Mounting bracket. as shown below:

Figure 14: Locking Screw M3X6 9. After installation is completed install the Kensington Security lock, this is used both for anti-theft and anti-drop purposes. Fasten the other end of the Security cable to the ceiling using a screw &

plug into a secure area of the ceiling. 10. Connect the necessary cables to the relevant ports, see Cable Connections. Fiber Ethernet port SFP+ 10GbE if applicable Copper Ethernet port ETH 10GbE if applicable Connect to power using a Phoenix Type Connector 2-Pole 5mm Pitch (input range 42-

57vDC) Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 16 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide 4.2 Wall Mount The following describes the Wall mounting procedure:

1. Select the required location where the AirVelocity unit is to be installed on the wall. 2. Utilize the mounting bracket and position it against the wall where the unit is to be mounted. Position with the Arrow symbol pointing up. Be sure to position the mounting bracket straight and level mounting to ensure the unit sits level. 3. Mark the holes positions carefully through the mounting bracket onto the wall. See Figure 11. 4. Drill the four (4) holes. After drilling insert wall plugs (x4) (not included). Wall plugs (x4) and necessary hardware are not supplied by Airspan and are the responsibility of the installer. Use appropriate wall plugs according to field conditions. 5. Position the back bracket on the wall and drive the screws into inserted plugs, as shown below:

Figure 15: Fix Mounting Bracket on Wall 6. Lift and carefully align and position the unit (verify that the 4 screws already inserted) so that the protruding screw heads engage the key-hole slots on the mounting bracket. Figure 16: Mount Unit on Mounting Bracket Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 17 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide 7. Push down slightly to engage the heads of the screws onto the slots. 8. Insert the M3X6 screw to lock the unit onto the Mounting bracket. as shown below:

Figure 17: Fasten Unit on Mounting Bracket 9. Optionally after installation is completed install the Kensington Security lock, this is used both for anti-theft and anti-drop purposes. Fasten the other end of the Security cable to a secure connection on the wall. 10. Connect the necessary cables to the relevant ports, see Cable Connections. Fiber Ethernet port SFP+ 10GbE if applicable Copper Ethernet port ETH 10GbE if applicable Connect to power using a Phoenix Type Connector 2-Pole 5mm Pitch (input range 42-

57vDC) 4.3 Cable Connections 4.3.1 DC Cable Connection 1. Insert the power cable wires into the Phoenix Type Connector (2-Pole 5mm Pitch). Table 5 Wiring Table Wire Color Polarity Symbol Black Red Negative Positive

2. Secure the wires by tightening the retention screws, as shown in figure below. 4.3.2 Fiber Ethernet (SFP+) Cable Connection Insert SFP+ module and connector (when applicable), as shown in figure below. Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 18 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide 4.3.3 Copper Ethernet Cable Connection Insert RJ45 connection (when applicable), as shown in figure below. Figure 18: Cable Connections 4.4 LED Display The two LEDs on the unit panel, provide unit status indication. When powering up refer to the following table for indication of current status:

Table 6: LED Display LED State Red Green Power STATUS Power On Startup Ongoing Hardware Error Clock Locking Clock Locked Power On Fronthaul Interface Linkdown Connect Normal Operating eCPRI Packet Error Flash Once Off On N/A N/A Flash Once Off Off Off Blink@1HZ Flash Once Off Off Blink@1HZ On Flash Once Off Blink@1HZ On Off Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 19 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide Job Sheet This job sheet enables the users to keep track of their installation. It covers all the prerequisites required for accomplishing the AirVelocity 2700 installation. Table 7: Job Sheet Site Requirements Area for installation identified Position on ceiling or wall identified Method of reaching ceiling / wall positions (ladders, elevated work platform) All equipment items available at the installation site:

AirVelocity 2700 5G Sub-6 unit Mounting bracket, and required hardware Required cables Tool Requirements

(For further information, see Verify the Tools.) Philips screwdriver - securing screws Screw driver or wrench (for Wall mounting if required) Other installed materials Cable ties (good to have) Labels (good to have) Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 20 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide Table 8: Acronyms, Abbreviations, and Definitions Term LED NR 5G RU UE Expansion Light Emitting Diode New Radio Long Term Evolution Radio Unit User Equipment. The end user in 5G Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 21 Rev. A3, Apr 2021 AirVelocity 2700 5G Sub-6Hz 4T4R Indoor Radio Unit Installation Guide Customer Service Help Desk Airspans Customer Care Help Desk offers prompt and efficient customer support services. To take advantage of Airspans Customer Care Help Desk support, you must be a registered user and must have a valid support contract. To register, click here and fill the Registration form. To create and update issue logs, send e-mails to Customer Care Help Desk. Once you submit your issue, the system generates a new issue and sends an issue number for your reference. The system uses this issue number to categorize and store e-mails under the appropriate issue. To help Customer Care Help Desk identify your issue, include the issue number and your Customer Care Helpdesk account details in all further communications. Main Operations Airspan Communications Ltd. Capital Point 33 Bath Road Slough, Berkshire SL1 3UF, United Kingdom Tel: +44-1895-467-100 Worldwide Headquarters Airspan Networks Inc. 777, Yamato Road, Suite 310 Boca Raton, FL 33431, USA Tel: +1-561-893-8670 Airspan Encourages Comments Airspan welcomes any feedback and suggestions that help to improve the quality of the documentation. Send your feedback to documentfeedback@airspan.com. Find more at www.airspan.com. Copyright Airspan Networks Ltd., 2021 P/N: DUG01251 22 Rev. A3, Apr 2021 Federal Communications Commission (FCC) Interference Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generate, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one of the following measures:

Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

(1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. FCC Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment. RF Exposure Warning This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This product may not be collocated or operated in conjunction with any other antenna or transmitter This equipment must be installed and operated in accordance with provided instructions and the antenna(s) used for this transmitter must be installed to provide a separation distance of at least 98 cm from all persons and must not be collocated or operating in conjunction with any other antenna or transmitter.

ME AirVelocity2700, 3.6-3.8GHz (n77P/78P),FM,PoE/DC

'!' Airspan Product Code:

Ne AV27-F360-P4CXP-FM-C C FC SIN: 1EUYYWWO00001 H/W MAC 1: XXXXXXXXXXO01 HEA roo: monroe Item No.: 998-20-172 Power rating: 42-57V === 1A ME. SS S/N:

H/W MAC 1 AirVelocity2700, 3.6-3.8GHz (n77P/78P),CN,PoE/DC Aspen Product Code:

AV27-F360-P4CXP-CN-C C FE 1EUYYWWO00001 XXXXXXXXXXO1 UAE semana Item No.: 998-20-173 Power rating: 42-57V ===

1A

Date: 2021-08-24 Confidentiality Letter Federal Communications Commission Authorization and Evaluation Division FCC ID: PIDAV2700CBL Confidentiality Request Pursuant to FCC 47 CRF 0.457(d) and 0.459, Section 10, Airspan Networks Inc requests that a part of the subject FCC and/or IC application listed below be held permanently confidential and permanently withheld from public review due to materials that contain trade secrets and proprietary information not customarily released to the public. Operational Description

/ Tune-up procedure Block Diagram Schematics

/ Part List Further, the Applicant has spent substantial effort in developing this product, some aspects of which are deemed to be trade secret and proprietary. Having the subject information easily available to our competitors in this market would negate the advantage we have achieved by developing this product. Not protecting the details of the design will result in financial hardship. Sincerely yours, Grant Pottash Airspan Networks Inc Title: Program Manager

Declaration of authorization Date: 2021-08-24 FCC ID: PIDAV2700CBL We, the undersigned, hereby authorize MRT Technology (Suzhou) Co., Ltd to act on our behalf, to act on our behalf in all manners relating to FCC approval of our products: report submittal, related correspondence, the signing of all documents relating to these matters, and any other lawful activity necessary to obtain such certification. Any act carried out by MRT Technology (Suzhou) Co., Ltd within the scope of this authorization shall have the same effects as our own. Name Representative of agent:

Marlin Chen Agent Company name:

MRT Technology (Suzhou) Co., Ltd Address:

D8 Building, Youxin Industrial Park, No.2 Tian'edang Rd., Wuzhong Economic Development City:

Country:

Zone, Suzhou China If you have any questions regarding the authorization, please dont hesitate to contact us. Sincerely yours, Grant Pottash Airspan Networks Inc Title: Program Manager