FCC ID 2AGFW-SR121
Smart Ring
by Shenzhen Buzz Tech Co.,Ltd
Grantee Code: 2AGFW Product Code: SR121
Latest application date: 2026-11-05
FCC ID Device Details
| FCC ID | 2AGFW-SR121 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2AGFW |
| Product Code | SR121 |
| Applicant Business | Shenzhen Buzz Tech Co.,Ltd 🇨🇳 |
| Related Domains |  buzz-tech.cn  globalppcco.com |
| Equipment Class | Smart Ring |
| Test Firm | Shenzhen CCUT Quality Technology Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-11-05 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2026-11-05 | PDF 3 MB |
| Internal Photos | Internal Photos | 2026-11-05 | PDF 1.1 MB |
| External Photos | External Photos | 2026-11-05 | PDF 1.2 MB |
| Label Location | ID Label/Location Info | 2026-11-05 | PDF 349.1 KB |
| Test Setup Photos | Test Setup Photos | 2026-11-05 | PDF 535.9 KB |
| Antenna Specification | Test Report | 2026-11-05 | PDF 941.7 KB |
| BT Test Report | Test Report | 2026-11-05 | PDF 5.1 MB |
| Attestation Statements 2.911 d 5 | Attestation Statements | 2026-11-05 | PDF 418 KB |
| FCC SDOC Attestation Letter | Attestation Statements | 2026-11-05 | PDF 343.4 KB |
| US AGENT Letter | Attestation Statements | 2026-11-05 | PDF 434.1 KB |
| Authority Letter | Cover Letter(s) | 2026-11-05 | PDF 196.2 KB |
| Confidentiality Letter | Cover Letter(s) | 2026-11-05 | PDF 309.8 KB |
| Declaration on model difference | Cover Letter(s) | 2026-11-05 | PDF 189.6 KB |
| RF Exposure | RF Exposure Info | 2026-11-05 | PDF 286.4 KB |
| Block Diagram Metadata only | Block Diagram | PDF 91.3 KB | |
| Schematic Diagram Metadata only | Schematics | PDF 102.6 KB | |
| Operation Description Metadata only | Operational Description | PDF 739.2 KB |
Application Information
| Application ID | BbsuERP4AaYXbE9laPtO4g== |
|---|---|
| Final Action Date | 2026-11-05 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0027123520 |
| Model | SR121 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | Smart Ring |
| Responsible Party | Lisa Zhao, lisa@buzz-tech.cn , 0755-29955762 |
| Non-Technical Contact | David Kim, GLOBAL PRODUCT PROMOTION COMMERCE CO., LTD., david.kim@globalppcco.com , (949) 254-2565 |
| Test Firm | Lahm Peng, Shenzhen CCUT Quality Technology Co., Ltd., lahm@ccuttest.com  , 86-13798582307 |
| TCB Email | cb@industrial-ia.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 |
|---|---|---|
| BbsuERP4AaYXbE9laPtO4g== | 2026-11-05 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.0012 | 15C |
Grants
TCB Grant - Application BbsuERP4AaYXbE9laPtO4g==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
IIA Lab Services, LLC 13146 NW 86th Drive Suite 400 Alachua, FL 32615 |
Date of Grant: 11/05/2026 Application Dated: 11/05/2026 |
| Shenzhen Buzz Tech Co.,Ltd |
| 10th Floor, Guang Chang Bldg, |
| 74#,BaoMin 1st Rd, Bao An |
| Shenzhen,Guangdong, China |
| Attention: Lisa Zhao , |
| 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: | 2AGFW-SR121 |
| Name of Grantee: | Shenzhen Buzz Tech Co.,Ltd |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Smart Ring |
| 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 the maximum conducted output power. This device must not be co-located or operating in conjunction with any other antenna or transmitter, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. Device meets SAR Exemption for Portable use at <5mm. |