FCC ID 2A58X-GY-BT2G
GY-BT2G
by Granwin IOT Technology (Guangzhou) Co., Ltd
Grantee Code: 2A58X Product Code: GYBT2G
Latest application date: 2026-01-16
FCC ID Device Details
| FCC ID | 2A58X-GY-BT2G |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | 2A58X |
| Product Code | GYBT2G |
| Applicant Business | Granwin IOT Technology (Guangzhou) Co., Ltd 🇨🇳 |
| Related Domains |  granwin.com |
| Equipment Class | GY-BT2G |
| Test Firm | Guangdong DN Testing Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2026-01-16 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2026-01-16 | PDF 2.6 MB |
| Internal Photos | Internal Photos | 2026-01-16 | PDF 296.8 KB |
| External Photos | External Photos | 2026-01-16 | PDF 914.9 KB |
| Label and location | ID Label/Location Info | 2026-01-16 | PDF 174.8 KB |
| Test Setup photos | Test Setup Photos | 2026-01-16 | PDF 553 KB |
| Antenna specification | Test Report | 2026-01-16 | PDF 2.3 MB |
| FCC BLE Test Report_Part1 | Test Report | 2026-01-16 | PDF 5.5 MB |
| FCC BLE Test Report_Part2 | Test Report | 2026-01-16 | PDF 2.7 MB |
| USA-CoveredEquipmentLetter-Combined_V1.1 | Attestation Statements | 2026-01-16 | PDF 116.4 KB |
| USA-LocalRepLetter_V1.1_2A58X-GY-BT2G | Attestation Statements | 2026-01-16 | PDF 339.8 KB |
| USA-ConfidentialityRequestLetter_V0.1 | Cover Letter(s) | 2026-01-16 | PDF 101.4 KB |
| USA-ModularApprovalRequest | Cover Letter(s) | 2026-01-16 | PDF 202.5 KB |
| FCC MPE(Mobile) Report | RF Exposure Info | 2026-01-16 | PDF 954.9 KB |
| Block Diagram Metadata only | Block Diagram | PDF 69.8 KB | |
| Schematic Metadata only | Schematics | PDF 12.6 KB | |
| Operation Description-BLE Metadata only | Operational Description | PDF 88.4 KB | |
| USA-DueDigilenceLetter_V0.1 Metadata only | Operational Description | PDF 90 KB |
Application Information
| Application ID | eYSDTe8S2nlE+4tOSo4pDA== |
|---|---|
| Final Action Date | 2026-01-16 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0032217234 |
| Model | GY-BT2G |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | GY-BT2G |
| Responsible Party | Darren Zhuang, darren.zhuang@granwin.com , 18576447653 |
| Non-Technical Contact | Cindy Wu, HOORAY INDUSTRY LLC, cindynewhope@gmail.com  , (626) 910-5808 |
| Test Firm | Joise Yang, Guangdong DN Testing Co., Ltd., Joise.yang@dn-testing.com  , +86-0769-8808 7383 |
| TCB Email | o.kneip@kl-certification.de  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | No |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Single Modular Approval |
| 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 |
|---|---|---|
| eYSDTe8S2nlE+4tOSo4pDA== | 2026-01-16 | Original Equipment |
Equipment Authorization
| Frequency | Output | Rules |
|---|---|---|
| 2402-2480 MHz | 0.0024 | 15C |
Grants
TCB Grant - Application eYSDTe8S2nlE+4tOSo4pDA==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
KL-Certification GmbH Heinrich-Hertz-Allee 7 St. Ingbert, 66386 Germany |
Date of Grant: 01/16/2026 Application Dated: 01/16/2026 |
| Granwin IOT Technology (Guangzhou) Co., Ltd |
| 801, block C, Runhui Science Park, |
| Huangpu District, |
| Guangzhou, China |
| Attention: Darren Zhuang , |
| 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: | 2A58X-GY-BT2G |
| Name of Grantee: | Granwin IOT Technology (Guangzhou) Co., Ltd |
| Equipment Class: | Digital Transmission System |
| Notes: | GY-BT2G |
| Modular Type: | Single Modular |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| 15C | 2402.0 - 2480.0 | 0.0024 |
| Single Modular Approval, Output Power listed is peak conducted. RF exposure compliance is addressed for 1.1310 and 2.1091 MPE limits. The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons. The maximum antenna gain is 0dBi. Only those antenna(s) tested with the device or similar antenna(s) with equal or lesser gain may be used with this transmitter. The host integrator installing this module into their product must ensure that the final composite product complies with the FCC requirements by a technical assessment or evaluation to the FCC rules, including the transmitter operation and should refer to guidance in KDB 996369. |