FCC ID: 2AZ3JA100 Audio Gateway

Plug in your Rhombus Gateway Use a PoE switch compliant with 802.3af PoE Install the Rhombus Systems Mobile App Available on iOS and Android Tap Register on the Mobile App Follow the apps instructions to complete registration Want to learn more?

For more details, access to Rhombus apps and support, and mounting instructions, scan the QR code!

Regulatory Compliance Federal Communication Commission Interference Statement 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. 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 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. FCC Caution: Any changes or modications not expressly approved by the party responsible for compliance could void the user's authority to operate this equipment. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. Industry Canada statement:

This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canadas licence-exempt RSS(s). Operation is subject to the following two conditions:

(1) This device may not cause interference

(2) This device must accept any interference, including interference that may cause undesired operation of the device Cet appareil contient des metteurs / rcepteurs exempts de licence qui sont conformes au (x) RSS (s) exempts de licence d'Innovation, Sciences et Dveloppement conomique Canada. L'opration est soumise aux deux conditions suivantes:

(1) Cet appareil ne doit pas causer d'interfrences

(2) Cet appareil doit accepter toute interfrence, y compris les interfrences pouvant provoquer un fonctionnement indsirable de l'appareil Radiation Exposure Statement:

This equipment complies with Canada radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body. Dclaration d'exposition aux radiations:

Cet quipement est conforme Canada limites d'exposition aux radiations dans un environnement non contrl. Cet quipement doit tre install et utilis distance minimum de 20cm entre le radiateur et votre corps. EU Importer/Distributor: Schillingweg 64, 2153 PL Niew-Vennep, Amsterdam, The Netherlands Grounding/Earthing:

If protective earthing is used as a safeguard, connection of the equipment protective earthing conductor to the installation protective earthing conductor (for example, by means of a power cord connected to a socket-outlet with earthing connection) is required. Grounding screw: Torx 20 with Security Pin Screw, Diameter: M4*0.7P / Head Dia.:7 mm. Thread Length: 6 mm. Grounding wire: diameter of ground wire is 18AWG minimum, the color of ground wire two-color yellow green. Grounding washer: Type: Toothed Lock Washer (External Teeth), Diameter: OD= 8.5mm, ID= 4.3mm/ Thickness: 0.9mm. Mounting on Wall or Ceiling:

Do not open unit to mount; use mounting screws directly through three exposed mounting holes Use included mount template to drill holes for screws and cable Use three included self-tapping screws, diameter TP4, head dia 7mm, thread length 25mm Use three included anchors when mounting to softer materials Connection:

The gateway is only to be connected to PoE networks without routing to outside plants If powered by a power adapter, the adapter should be properly grounded Please contact Rhombus certified dealers for power adapters

Rhombus Systems, Inc. FCC ID: 2AZ3JA100 The FCC Label will be placed on the equipment as shown in the photograph below.

Rhombus Systems, Inc. FCC ID: 2AZ3JA100 The FCC label will be placed on the device as shown below

FCC, Request for non-disclosure Date: 21-Nov-2018 RF_501, Issue 8 Page 1 of 1 Company Name: Rhombus Systems, Inc. Address: 1920 20th Street, Sacramento, CA 95811 City: Sacramento, CA 95811 Country: United States To: Telefication B.V., Dept. FCC TCB Edisonstraat 12A 6902 PK ZEVENAAR The Netherlands Subject: Request for confidentiality FCC ID: 2AZ3JA100 Reference number: ###### Dear FCC TCB, 1. Long-Term Confidentiality Pursuant to 47 CFR Section 0.459(a) & (b), we hereby requests non-disclosure and confidential treatment of the following materials submitted in support of FCC certification application: Bill(s) of Material Block Diagrams Operational Description Schematic Diagrams Tune-up Procedure Above materials contain secrets, proprietary and technical information, which would customarily be guarded from competitors under 47 CFR, section 0.457(d)(2). Disclosure or publication or any portion of this company confidential material to other parties could cause substantial competitive harm and provide unjustified benefits for competitors. 2. Short-Term Confidentiality (STC) Pursuant to Public Notice DA 04-1705 of the Commissions policy, in order to comply with the marketing regulations in 47 CFR 2.803 and the importation rules in 47 CFR 2.1204, applicant hereby requests Short-Term Confidential treatment of the following materials (See notes below): Internal Photos Users Manual Test Set-up Photos External Photos Justification: Date: Name and signature of applicant: Dave Gustafson Notes: 1) A document or type of document can only have ONE type of confidentiality! 2) Short-Term confidentiality is in principle for 45 days from date of grant; it can be extended max 3 times (total time 180 days max.)! The planned date should stated in the RF731 application form. 3) FCC must be informed when marketing begins earlier. 4) Release takes place automatically thus extension must be requested in time. Telefication does not remind you of this! 5) Request for extension or for release must be received by Telefication at least 7 days before date of actual marketing or before expiration of the STC period 31 May 2022

RF_160, Issue 04 Rhombus Systems, Inc. Declaration of Authorization We Name: Rhombus Systems, Inc. Address: 1920 20th Street City: Sacramento, CA 95811 Country: United States Declare that: Name Representative of agent: Gary Wu (1) Agent Company name: Wendell Industrial Co., Ltd. Address: 1F, No. 119, Wugong 3rd Rd., Wugu Dist. City: New Taipei City Country Taiwan R.O.C. is authorized to apply for Certification of the following product(s): Product description: Audio Gateway Type designation: A100-64GB Trademark: Rhombus Systems Validity/ expiry date on our behalf. Date: .. City: Sacramento, CA 95811 Name: Dave Gustafson (2) Function: Vice President of Hardware Signature: . Notes: (1): Required for FCC application (2): For FCC it must be the Grantee Code owner or the authorized agent. 31 May 2022