FCC ID 2BDOJ-COMBINE4HDR
In-Ear Monitor Transmitter Combiner
by RF Venue, Inc.
Grantee Code: 2BDOJ Product Code: COMBINE4HDR
Latest application date: 2026-07-10
FCC ID Device Details
| FCC ID | 2BDOJ-COMBINE4HDR |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BDOJ |
| Product Code | COMBINE4HDR |
| Applicant Business | RF Venue, Inc. 🇺🇸 |
| Related Domains |  rfvenue.com |
| Equipment Class | In-Ear Monitor Transmitter Combiner |
| Test Firm | MRT TECHNOLOGY (SHENZHEN) CO., LTD. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 470.2-607.8 MHz | Original Equipment | 2026-07-10 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Combine4_Label and label location | ID Label/Location Info | 2026-07-10 | PDF 327.9 KB |
| R26S1035052-U201_Part1_signed | Test Report | 2026-07-10 | PDF 3.5 MB |
| R26S1035052-U201_Part2 | Test Report | 2026-07-10 | PDF 2.4 MB |
| Combine4 HDR-ACB-FORM-FCC-Application-Letters-U.S.-Agent-Letter-for-Service-of-P | Attestation Statements | 2026-07-10 | PDF 154.6 KB |
| Combine4 HDR_ACB-FORM-FCC-Application-Letters-Covered-List-Attestation | Attestation Statements | 2026-07-10 | PDF 187 KB |
| Combine4 HDR-FCC Confidentiality Request Letter-Long Term | Cover Letter(s) | 2026-07-10 | PDF 110 KB |
| Combine4 HDR-FCC Declaration of Authorization | Cover Letter(s) | 2026-07-10 | PDF 91.2 KB |
| Combine4 HDR-FCC Declaration of Conformity | Cover Letter(s) | 2026-07-10 | PDF 81.4 KB |
| Combine4 HDR_FCC Confidentiality Request Letter-Short Term | Cover Letter(s) | 2026-07-10 | PDF 121 KB |
| R26S1035052-U401_signed | RF Exposure Info | 2026-07-10 | PDF 695.7 KB |
| TempConfidential_COMBINE4 HDR User Guide REV 2 Metadata only | Users Manual | 2027-01-02 | PDF 925.3 KB |
| TempConfidential_COMBINE4 HDR User Guide REV 3 Metadata only | Users Manual | 2027-01-02 | PDF 930.5 KB |
| TempConfidential_Combine4_User Guide Metadata only | Users Manual | 2027-01-02 | PDF 924.2 KB |
| TempConfidential_R26S1035052-UE_Internal Photograph Metadata only | Internal Photos | 2027-01-02 | PDF 894.2 KB |
| TempConfidential_R26S1035052-UE_External Photograph Metadata only | External Photos | 2027-01-02 | PDF 1.1 MB |
| TempConfidential_R26S1035052-ET Metadata only | Test Setup Photos | 2027-01-02 | PDF 489.7 KB |
| Confidential_Combine4_Block Diagram Metadata only | Block Diagram | PDF 173.6 KB | |
| Confidential_Combine4_Schematics Metadata only | Schematics | PDF 263.1 KB | |
| Confidential_Combine4_Operational Description_Rev0 Metadata only | Operational Description | PDF 357.2 KB | |
| Confidential_Combine4_OperationalDescription_Rev 2 Metadata only | Operational Description | PDF 256.7 KB |
Application Information
| Application ID | wl3mfADWIO3bJwUEmaVqJg== |
|---|---|
| Final Action Date | 2026-07-10 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0033591678 |
| Model | COMBINE4HDR |
| Frequency Range | 470.2-607.8 MHz |
| Equipment Class | DWM - Part 15 Wireless Microphone |
| Device Description | In-Ear Monitor Transmitter Combiner |
| Responsible Party | Ahren Hartman, ahren@rfvenue.com , 7734018907 |
| Technical Contact | Marlin Chen, MRT Technology (Suzhou) Co., Ltd, marlinchen@mrt-cert.com  , 86-512-66308358 |
| Non-Technical Contact | Ahren Hartman, RF Venue, Inc., ahren@rfvenue.com , 7734018907 |
| Test Firm | Marlin Chen, MRT TECHNOLOGY (SHENZHEN) CO., LTD., marlinchen@mrt-cert.com , +86-512-66308358-880 |
| TCB Email | hotline@acbcert.com  |
| TCB Scope | A1: Low Power Transmitters below 1 GHz (except Spread Spectrum), Unintentional Radiators, EAS (Part 11) & Consumer ISM devices |
| Short-Term Confidentiality | Yes |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Does not apply |
| Composite Device | No |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| wl3mfADWIO3bJwUEmaVqJg== | 2026-07-10 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 470.2-607.8 MHz | 0.0457 | 15C |
Grants
TCB Grant - Application wl3mfADWIO3bJwUEmaVqJg==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
ACB, Inc. 313 Park Avenue Suite 300 Falls Church, VA 22046 |
Date of Grant: 07/10/2026 Application Dated: 07/10/2026 |
| RF Venue, Inc. |
| 24 Walpole Park South |
| Unit 1 |
| Walpole, MA 02081 |
| Attention: Ahren Hartman , Chief Technology Officer |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | 2BDOJ-COMBINE4HDR |
| Name of Grantee: | RF Venue, Inc. |
| Equipment Class: | Part 15 Wireless Microphone |
| Notes: | In-Ear Monitor Transmitter Combiner |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 470.2 - 607.8 | 0.0457 |
| Power listed is EIRP. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operated in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures. End-users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance. |