FCC ID 2BVC8-U37B
microphone
by Jin & Cheng Technology Co., Ltd.
Grantee Code: 2BVC8 Product Code: U37B
Latest application date: 2026-04-07
FCC ID Device Details
| FCC ID | 2BVC8-U37B |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2BVC8 |
| Product Code | U37B |
| Applicant Business | Jin & Cheng Technology Co., Ltd. 🇨🇳 |
| Equipment Class | microphone |
| Test Firm | Shenzhen PSI Testing Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-04-07 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| Users Manual | Users Manual | 2026-04-07 | PDF 2.6 MB |
| Internal Photos | Internal Photos | 2026-04-07 | PDF 1.6 MB |
| External Photos | External Photos | 2026-04-07 | PDF 897.5 KB |
| ID Label/Location Info | ID Label/Location Info | 2026-04-07 | PDF 168.2 KB |
| Test Setup Photos | Test Setup Photos | 2026-04-07 | PDF 326.1 KB |
| ANT Test Report | Test Report | 2026-04-07 | PDF 1.2 MB |
| Test Report | Test Report | 2026-04-07 | PDF 2.3 MB |
| US agent | Attestation Statements | 2026-04-07 | PDF 93.8 KB |
| covered list | Attestation Statements | 2026-04-07 | PDF 418.8 KB |
| Agent Authorization | Cover Letter(s) | 2026-04-07 | PDF 13.3 KB |
| Confidentiality Letter | Cover Letter(s) | 2026-04-07 | PDF 13 KB |
| RF Exposure Info | RF Exposure Info | 2026-04-07 | PDF 315.2 KB |
| Block Diagram Metadata only | Block Diagram | PDF 140.9 KB | |
| Schematics Metadata only | Schematics | PDF 78.4 KB | |
| Operational Description Metadata only | Operational Description | PDF 5.2 KB |
Application Information
| Application ID | gWPIBixeeo/ALiJjW1qf/A== |
|---|---|
| Final Action Date | 2026-04-07 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0038197935 |
| Model | U37B |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | microphone |
| Responsible Party | Qin Lin, yurong202603@outlook.com  , 13410574900 |
| Non-Technical Contact | Yangyang Xu, HOPEK CORPORATION INC, HopekPeter@gmail.com  , 561-875-9826 |
| Test Firm | Simple Guan, Shenzhen PSI Testing Co., Ltd., simple.guan@psi-lab.cn  , 86-0755-23019820 |
| TCB Email | tcb@metlabs.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | No |
| 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 |
|---|---|---|
| gWPIBixeeo/ALiJjW1qf/A== | 2026-04-07 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.0012 | 15C |
Grants
TCB Grant - Application gWPIBixeeo/ALiJjW1qf/A==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Eurofins Electrical and Electronic Testing NA, Inc. 914 W. Patapsco Avenue Baltimore, MD 21230-3432 |
Date of Grant: 04/07/2026 Application Dated: 04/07/2026 |
| Jin & Cheng Technology Co., Ltd. |
| No. 97, Xihu Road, Shaqiao Community, |
| Humen Town, |
| Dongguan City, Guangdong Province, China |
| Attention: Qin Lin , Engineering |
| 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: | 2BVC8-U37B |
| Name of Grantee: | Jin & Cheng Technology Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | microphone |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0012 |
| Output power listed is conducted. |