FCC ID: 2AZDM-HNT5G Nebra HNT 5G Gateway

NEBRA 5G HOTSPOT MINER DATASHEET Scan to view online documents TABLE OF CONTENTS Product Overview 3 Features 3 Specification 4 Interfaces 5 Dimensions 6 RF Characteristics 7 Operating Frequencies 7 RF Features 7 3GPP Feature Specifications 7 Antenna Specification 8 GPS 8 Antenna Parameters 8 LoRa Antenna8 Antenna Dimension 9 Antenna Parameters 9 Environmental Requirements 9 Safety Instructions 9 Compliance Information 10 Certification 10 Certification Codes 10 RoHS 10 Software 11 Firmware 11 Local Diagnostics 11 Nebra Dashboard 11 Nebra App 12 Trademarks 13 Warranty Information 13 Contact Information 13 Change Notes 13 2 Product Overview The Nebra 5G gateway is a multi-protocol miner for the Helium network Primarily it will mine HNT for providing proof of coverage using the LoRaWAN protocol, but will also have the ability to add a 5G small cell antenna, CBRS certified The 5G miner will have the ability to mine mobile cellular traffic on the Helium network In the future, this 5G Nebra miner will also be able to expand to other wireless technologies such as providing Wi-Fi coverage The Firmware comes pre-loaded on the gateway and combines the Helium LoRaWAN miner with the mobile cellular network, based on the open-

source project Magma Features Open 5G Revolution Expand your Nebra 5G Gateway over time as the blockchain evolves to support 5G and Wi-Fi by connecting cellular antennas and Wi-Fi access points Troubleshooting All our hotspots feature the Nebra local diagnostic dashboard which makes it easy to troubleshoot and report issues with ease OTA Updates The Nebra 5G hotspot will feature automatic over-

the-air updates (OTA) ensuring that the software on your gateway is always up-to-date with no manual intervention required, giving you peace of mind Deploy Indoor or outdoor, the all-aluminium chassis has a rugged design to be deployed in a number of varying scenarios, including outdoor using a compatible IP-rated enclosure Mounting Options The 5G hotspot will come with all the mounting hardware required for standalone or wall mounting horizontally or vertically to suit many application needs Secure it the way you want to fit your style Instant Sync With the Quad Core Intel CPU and 8GB of RAM, the Nebra Gateway is the most powerful on the market, which features the fastest blockchain sync times 3 Specification SPECIFICATION Colour Dimension Construction Material Processor Graphics Memory LoRa Module LPWAN Antenna Storage LED indicator Network Power interface Button USB Console Wireless Power Supply Operating Temperature Storage Temperature Relative humidity Vibration

*Can add Wi-Fi/3G/4G modules etc

**Can support SSD 5G HOTSPOT Black 126x134x453mm (LxWxH) Fanless High quality aluminium alloy On-board Intel ATOM Bay-trail J1900 Quad Core Pro-

cessor 24GHz On-board Intel HD graphics 8GB Single channel DDR3L 1333 Nebra SX1303 concentrator module (USB) TBC 64GB mSATA SSD 1x Power indicator (red), 1x SSD activity (green) 4x Intel I225 Gigabit Ethernet DC power supply interface 1x Power switch (with LED), 1x Reset button 1x USB 20, 1x USB 30 1x RJ45 RS232/RS485 Wi-Fi 4, Bluetooth 40 Built-in DC 12V 5A (60W Max)

-20C ~ +60C

-40C ~ +85C 5%-95%, no condensing 05g rms/5-500Hz/random/operating 4 Interfaces The 5G miner comes with a number of interfaces for its operations and current status indicator It is designed to be fully automated with very little physical interaction required 1 Gigabit Ethernet WAN port for network connectivity 2 Gigabit Ethernet port for LTE/5G Small Cell or Wi-Fi access point connectors 3 Power LED (red) 4 SSD activity LED (green) 5 DC 12V power input 21mm 6 Power button 7 USB 30 & USB 20 ports for external accessories 8 RS232 (RJ45) console port 9 Reset button 10 LoRa antenna connector SMA 11 GPS antenna connector SMA 5 Dimensions Dimensions listed below exclude any pertruding connectors 45.3mm 126mm 134mm 6 RF Characteristics Operating Frequencies Frequency 433MHz (EU433) 470MHz (CN470) 868MHz (EU868, IN865, RU864) 915MHz (US915, AU915, KR920, AS923-1/2/3/4) RF Features Nebra SKU Barcode TBC TBC TBC TBC Mini PCIe form factor with mounted heatsink SX1303 base band processor emulates 49 x demodulators, 10 parallel demodulation paths Supports 8 uplink channels and 1 downlink channel Built-in USB interface 2x SX1250 Tx/Rx front-ends high/low frequency Tx power up to 27 dBm, Rx sensitivity down to -141 dBm @ SF12, BW 125 kHz Supports global license-free frequency band (EU433, CN470, IN865, EU868, US915, AU915, KR920, and AS923) 3GPP Feature Specifications 3GPP Release: 15 for LTE, 15 for 5G SA 4G Core: MME, SGW, PGW, HSS-lite 5G Core: AMF, SMF, UPF, UDM-lite Stateless: Stateless MME and S-GW allow for hitless service, updates/restarts User plane T-put: 1Gbps Connected users: >600 QoS Control: 3GPP standard QoS Class Identifier (QCI) CUPS Support: native Handover: S1 & X2 handover 7 Antenna Specification GPS Antenna Parameters SPECIFICATION Frequency Gain Cable Length Connector Type Cable Type Size Operating Temperature (C) Colour LoRa Antenna GPS Antenna 157542MHz 25dBi 3m SMA Male RG174 485x37x162mm

-40 - 85 Black 8 Antenna Dimension The antennas mechanical dimensions is shown below:

Antenna Parameters SPECIFICATION 868MHz Model 470MHz Model Frequency 860-930MHz 420-480MHz Gain Length VSWR Connector Type Polarization Type Input Impedance Colour 3 dBi 210mm

< 18 RPSMA-J Vertical 50 Ohms Black 3 dBi 172mm

< 23 RP-SMA Male Vertical 50 Ohms Black Environmental Requirements This product should be operated only in a well ventilated environment to ensure there is enough heat dissipation The Indoor hotspot should be placed on a flat surface For ideal hotspot placement please the documentation here - https://heliumnebracom/#/

handy-guides/hotspot-ideal-location Safety Instructions To avoid malfunction or damage to this product, please observe the following:

Do not expose to water or moisture Do not expose to any source of extreme heat The 5G miner is designed for reliable operation and has been tested at normal ambient room temperatures (25c) Take care when handling to avoid mechanical, shock, vibration or electrical damage to the connectors or components inside Do NOT open the case unless specifically requested to do so by a member of our support team If opening the case please observe anti-static procedures Any modification to the 5G miner will void any warranty 9 Compliance Information Certification We are working on getting the Nebra Indoor Hotspot certified in multiple regions Below is a list of approved regions with links to certification for viewing Approval Country Hardware Frequency Status Frequency Plan CE UKCA FCC RCM European Economic Area 868MHz United Kingdom 868MHz United States of America 915MHz Australia & New Zealand 915MHz TBC TBC TBC TBC EU 868 EU 868 US 915 AU 915 Certification Codes Certification Code FCC ISED TBC TBC RoHS All our miners have been tested under the EU RoHS Directive 2011/65/EU and its amendment directive 2015/863/EU 10 Software Firmware The Nebra Hotspots run a customised software to provide high reliability and ensure your units are as up to date as they can be Approximately your hotspot will update once a week in an automatic process, we will announce updates via various social media platforms when they happen The software is open source and available on our Helium Miner Software repo on GitHub Local Diagnostics Each 5G miner ships with a local diagnostic tool built-in that you can easily access from another computer or device on the same network or you can alternatively connect the miner through Bluetooth and access through the Helium application For further information on how to access the local diagnostics page view the documentation listed here - https://heliumnebracom/#/handy-guides/

local-diagnostics Nebra Dashboard The Nebra Dashboard allows you to view all of your Nebra hotspot statistics in one place: keep track of rewards, sync status, and device status You can sign-

up to use the dashboard at https://dashboardnebracom/register/

11 Nebra App Initially, our Nebra Hotspot app simply takes over the core functionalities provided by the Helium Hotspot app - on-boarding and asserting location As we further develop the app over the coming months in 2022, we are planning to add a lot more features including integration and single-sign-on with our Nebra dashboard which will bring remote management of your devices to the app as well as a vast array of diagnostics tools It also will mean that any future dashboard features are also more readily available in the app Download the Nebra Application The Nebra mobile app is available for both Android and iOS devices and can be found in the relevant app store for your device Click on one of the links below to be redirected to the app store iOS Store Android Store 12 Trademarks Nebra, the Nebra Logo are all trademarks of Nebra LTD t/a Pi Supply (UK Company Number 06732600) Warranty Information All goods supplied by Nebra Ltd are warranted free from defects for 12 months from the date of supply Warranty will cover hardware only and where possible we will repair or replace if sufficient evidence is provided of a possible defect Contact Information United Kingdom, London Email: sales@nebracom Address: Unit 4 Bells Yew Green Business Court, Bells Yew Green, East Sussex, TN3 9BJ, England Change Notes Version Date v10 v11 27/06/2022 28/06/2022 Change Draft Published Initials CR CR 13 FCC Statement 1. 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.

(2) This device must accept any interference received, including interference that may cause undesired operation. 2. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. NOTE:

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment 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 off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna. This equipment should be installed and operated with minimum distance 20 cm between the radiator and your body. 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. IC STATEMENT This device complies with Industry Canada licence-exempt RSS standard(s) Operation is subject to the following two conditions:

(1) This device may not cause interference, and

(2) This device must accept any interference, including interference that may cause undesired operation of the device. This equipment complies with IC radiation exposure limits set forth for an uncontrolled environment. End user must follow the specific operating instructions for satisfying RF exposure compliance. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. Ce dispositif est conforme aux normes autoriser-exemptes du Canada RSS d'industrie L'exploitation est autorise aux deux conditions suivantes :

(1) l'appareil ne doit pas produire de brouillage, et

(2) l'utilisateur de l'appareil doit accepter tout brouillage radiolectrique subi, mme si le brouillage est susceptible d'en compromettre le fonctionnement.Cet quipement est conforme avec l'exposition aux radiations IC dfinies pour un environnement non contrl. L'utilisateur final doit respecter les instructions de fonctionnement spcifiques pour satisfaire la conformit aux expositions RF. Cet metteur ne doit pas tre co-localises ou oprant en conjonction avec une autre antenne ou transmetteur. This equipment should be installed and operated with minimum distance 20 cm between the radiator and your body.

NebraHNT 5G Gateway Model: NEB-HNT-5G-915-1 ETH MAC: 00:90:27:8:04:4c Device S/N: NB-2250-44521951 FCC ID: 2AZDM-HNT5G IC: 27187-HNT5G Frequency: 915 MHz oro ra Nebra LTD, UK Co No 06732600 C LY Made in UK NebraHNT 5G Gateway Model: NEB-HNT-5G-915-2 ETH MAC: 00:90:27:8:04:4c Device S/N: NB-2250-44521951 FCC ID: 2AZDM-HNT5G IC: 27187-HNTSG Frequency: 915 MHz oro ra Nebra LTD, UK Co No 06732600 C LY Made in UK

Nebra Ltd DATE: 2023-3-1 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 Authority to Act asAgent On our behalf, I appoint Jianyan Testing Group Shenzhen Co., Ltd.; No.101, Building 8, Innovation Wisdom Port, No.155 Hongtian Road, Huangpu Community,Xinqiao Street, Bao'an District, Shenzhen, Guangdong,People's Republic of China., to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commissions regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, as specified by Nemko Canada Inc, still resides with Unit 4 Bells Yew Green Business Court Bells Yew Green Dated this 2023-3-1 By:

Signature Title:

On behalf of :

Aaron Joseph Shaw Printed Nebra Ltd CEO

Nebra Ltd Covered Equipment Certification Attestation Letter 3/1/2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA ATTN.: Reviewing Engineer FCC ID: 2AZDM-HNT5G Nebra Ltd (the applicant) certifies that the equipment for which authorization is sought is not covered equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Note: If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List, the applicant should include an explanation on why the equipment is not covered equipment. Nebra Ltd (the applicant) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing covered equipment. Signed:

Printed name: Aaron Joseph Shaw Title: Manager Company Name: Nebra Ltd Date: 3/1/2023

Nebra Ltd U.S. Agent Designation for Service of Process -

Certification Attestation Letter 3/1/2023 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA ATTN.: Reviewing Engineer FCC ID: 2AZDM-HNT5G Per section 2.911(d)(7) of the FCC rules, Sun Cupid Technology (HK) Ltd.

(the applicant) certifies that the equipment for which authorization is sought is designated to the following U.S. agent* for service of process:

Company Name: Stariver Consulting Company FCC Registration Number (FRN): 0033400433 Physical U.S. Address: 2363 James St #1098 Syracuse, NY 13206, USA Agent Name: Chong He Agent Email Address: stariverusagent@gmail.com The above contact person accepts the obligation for service of process. The applicant accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Applicant Signed:

Agent Signed:

Signed:

Printed name: Aaron Joseph Shaw Title: Manager Company Name: Nebra Ltd Company Name: Stariver Consulting Company Date: 3/1/2023 Title: Manager Date:3/1/2023 Printed name: Chong He Signed:

* the applicant must designate a contact located in the United States for purposes of acting as the applicants agent for service of process, regardless of whether the applicant is a domestic or foreign entity. An applicant located in the United States may designate itself as the agent for service of process.