FCC ID T2C-T77LTE
4G LTE Desk Phone
by YEALINK (XIAMEN ) NETWORK TECHNOLOGY CO., LTD.
Grantee Code: T2C Product Code: T77LTE
Latest application date: 2025-06-20
FCC ID Device Details
| FCC ID | T2C-T77LTE |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | T2C |
| Product Code | T77LTE |
| Applicant Business | YEALINK (XIAMEN ) NETWORK TECHNOLOGY CO., LTD. 🇨🇳 |
| Related Domains |  yealink.com |
| Equipment Class | 4G LTE Desk Phone |
| Test Firm | Bay Area Compliance Laboratories Corp (Shenzhen) |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2025-06-20 |
| 2412-2462 MHz | Original Equipment | 2025-06-20 |
| 5180-5240 MHz | Original Equipment | 2025-06-20 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User Manual | Users Manual | 2025-12-17 | PDF 2.3 MB |
| Internal Photos | Internal Photos | 2025-12-17 | PDF 3.3 MB |
| External Photos | External Photos | 2025-12-17 | PDF 939.2 KB |
| Label & Label Location | ID Label/Location Info | 2025-06-20 | PDF 283.6 KB |
| Test Setup Photos | Test Setup Photos | 2025-12-17 | PDF 2.1 MB |
| Test Setup Photos | Test Setup Photos | 2025-12-17 | PDF 2.2 MB |
| 5G Wi-Fi Test Report Part 1 | Test Report | 2025-06-20 | PDF 4.7 MB |
| 5G Wi-Fi Test Report Part 2 | Test Report | 2025-06-20 | PDF 4.7 MB |
| 5G Wi-Fi Test Report Part 3 | Test Report | 2025-06-20 | PDF 3.7 MB |
| Antenna Specification | Test Report | 2025-06-20 | PDF 348.2 KB |
| DFS Report | Test Report | 2025-06-20 | PDF 1.1 MB |
| Test Report | Test Report | 2025-06-20 | PDF 2.2 MB |
| Test Report - BLE | Test Report | 2025-06-20 | PDF 1.3 MB |
| Test Report - Wi-Fi | Test Report | 2025-06-20 | PDF 5.5 MB |
| 2.911 (d)(5)(i) Attestation Statement | Attestation Statements | 2025-06-20 | PDF 79.3 KB |
| 2.911 (d)(5)(ii) Attestation Statement | Attestation Statements | 2025-06-20 | PDF 85.8 KB |
| Attestation Letter | Attestation Statements | 2025-06-20 | PDF 77.3 KB |
| US Agent Attestation Letter | Attestation Statements | 2025-06-20 | PDF 87.4 KB |
| FCC Agent Authorization Letter | Cover Letter(s) | 2025-06-20 | PDF 12.8 KB |
| FCC Long and Short term Confidentiality Request | Cover Letter(s) | 2025-06-20 | PDF 110.7 KB |
| RF Exposure | RF Exposure Info | 2025-06-20 | PDF 173.4 KB |
| RF Exposure | RF Exposure Info | 2025-06-20 | PDF 172.7 KB |
| RF Exposure | RF Exposure Info | 2025-06-20 | PDF 173.9 KB |
| Block Diagram Metadata only | Block Diagram | PDF 288.3 KB | |
| Schematics Metadata only | Schematics | PDF 674.8 KB | |
| Operation Description Metadata only | Operational Description | PDF 126 KB | |
| Software Security Description Metadata only | SDR Software/Security Info. | PDF 481.9 KB |
Application Information
| Application ID | yb74ZBra6orxvQfoOBjSQw== |
|---|---|
| Final Action Date | 2025-06-20 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0014702682 |
| Model | T77LTE |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DSS - Part 15 Spread Spectrum Transmitter |
| Device Description | 4G LTE Desk Phone |
| Responsible Party | Stone Lu, Vice General Manager, chenjl@yealink.com , 86-592-5702000 |
| Test Firm | Nana Liu, Bay Area Compliance Laboratories Corp (Shenzhen), qa.sz@baclcorp.com  , 86-755-33320018 |
| TCB Email | bacl.regulatory@baclcorp.com |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Short-Term Confidentiality Date | 12/17/2025 |
| Long-Term Confidentiality | Yes |
| Grant Deferral | No |
| Modular Equipment | Does not apply |
| Composite Device | Yes |
| Composite Part | No |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
| Grant Comments | The device contains an approved LTE module (FCC ID: RI7LE910CXNF) documented in this filing. 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 operating in conjunction with any other antenna or transmitter. Users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| yb74ZBra6orxvQfoOBjSQw== | 2025-06-20 | Original Equipment |
| PKROEES7CZ9xj56X58tzJw== | 2025-06-20 | Original Equipment |
| 97jON+Yk7wUJihKVJj8GpQ== | 2025-06-20 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application yb74ZBra6orxvQfoOBjSQw==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Bay Area Compliance Laboratories Corp. 1274 Anvilwood Avenue Sunnyvale, CA 94089 |
Date of Grant: 06/20/2025 Application Dated: 06/20/2025 |
| YEALINK (XIAMEN ) NETWORK TECHNOLOGY CO., LTD. |
| No.666 Hu'an Rd. Huli District Xiamen City, Fujian |
| Huli District, |
| Xiamen City, Fujian, China |
| Attention: Stone Lu , Vice General Manager |
| 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: | T2C-T77LTE |
| Name of Grantee: | YEALINK (XIAMEN ) NETWORK TECHNOLOGY CO., LTD. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | 4G LTE Desk Phone |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.005 |
| The device contains an approved LTE module (FCC ID: RI7LE910CXNF) documented in this filing. 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 operating in conjunction with any other antenna or transmitter. Users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application PKROEES7CZ9xj56X58tzJw==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Bay Area Compliance Laboratories Corp. 1274 Anvilwood Avenue Sunnyvale, CA 94089 |
Date of Grant: 06/20/2025 Application Dated: 06/20/2025 |
| YEALINK (XIAMEN ) NETWORK TECHNOLOGY CO., LTD. |
| No.666 Hu'an Rd. Huli District Xiamen City, Fujian |
| Huli District, |
| Xiamen City, Fujian, China |
| Attention: Stone Lu , Vice General Manager |
| 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: | T2C-T77LTE |
| Name of Grantee: | YEALINK (XIAMEN ) NETWORK TECHNOLOGY CO., LTD. |
| Equipment Class: | Digital Transmission System |
| Notes: | 4G LTE Desk Phone |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2412.0 - 2462.0 | 0.127 | ||
| CC | 15C | 2402.0 - 2480.0 | 0.003 |
| The device contains an approved LTE module (FCC ID: RI7LE910CXNF) documented in this filing. 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 operating in conjunction with any other antenna or transmitter. Users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance. The device supports 20MHz and 40MHz bandwidths. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
TCB Grant - Application 97jON+Yk7wUJihKVJj8GpQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Bay Area Compliance Laboratories Corp. 1274 Anvilwood Avenue Sunnyvale, CA 94089 |
Date of Grant: 06/20/2025 Application Dated: 06/20/2025 |
| YEALINK (XIAMEN ) NETWORK TECHNOLOGY CO., LTD. |
| No.666 Hu'an Rd. Huli District Xiamen City, Fujian |
| Huli District, |
| Xiamen City, Fujian, China |
| Attention: Stone Lu , Vice General Manager |
| 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: | T2C-T77LTE |
| Name of Grantee: | YEALINK (XIAMEN ) NETWORK TECHNOLOGY CO., LTD. |
| Equipment Class: | Unlicensed National Information Infrastructure TX |
| Notes: | 4G LTE Desk Phone |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15E | 5180.0 - 5240.0 | 0.012 | ||
| CC ND | 15E | 5260.0 - 5320.0 | 0.019 | ||
| CC ND | 15E | 5500.0 - 5580.0 | 0.017 | ||
| CC ND | 15E | 5660.0 - 5720.0 | 0.014 | ||
| CC | 15E | 5745.0 - 5825.0 | 0.012 |
| The device contains an approved LTE module (FCC ID: RI7LE910CXNF) documented in this filing. 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 operating in conjunction with any other antenna or transmitter. Users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance. The device supports 20MHz and 40MHz bandwidths. |
| CC: | This device is certified pursuant to two different Part 15 rules sections. |
| ND: | This UNII device complies with the Transmit Power Control (TPC) and Dynamic Frequency Selection (DFS) requirements in Section 15.407(h). |