FCC ID R56-F41611
Desktop DAC and Headphone Amplifier
by Guangzhou FiiO Electronic Technology Co., Ltd.
Grantee Code: R56 Product Code: F41611
Latest application date: 2025-02-18
FCC ID Device Details
| FCC ID | R56-F41611 |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | R56 |
| Product Code | F41611 |
| Applicant Business | Guangzhou FiiO Electronic Technology Co., Ltd. 🇨🇳 |
| Related Domains |  fiio.com.cn |
| Equipment Class | Desktop DAC and Headphone Amplifier |
| Test Firm | Guangdong Dongdian Testing Service Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 2402-2480 MHz | Original Equipment | 2025-02-18 |
| 2402-2480 MHz | Original Equipment | 2025-02-18 |
| 5180-5240 MHz | Original Equipment | 2025-02-18 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| User manual | Users Manual | 2025-08-17 | PDF 3.3 MB |
| Internal photos part 1 | Internal Photos | 2025-08-17 | PDF 5.3 MB |
| Internal photos part 2 | Internal Photos | 2025-08-17 | PDF 4.2 MB |
| Label Metadata only | Internal Photos | 2025-02-18 | PDF 273.7 KB |
| External photos | External Photos | 2025-08-17 | PDF 1.2 MB |
| Label | ID Label/Location Info | 2025-02-18 | PDF 273.7 KB |
| Test setup | Test Setup Photos | 2025-08-17 | PDF 578.5 KB |
| Antenna specification | Test Report | 2025-02-18 | PDF 231.2 KB |
| Test report | Test Report | 2025-02-18 | PDF 3.6 MB |
| Test report BLE | Test Report | 2025-02-18 | PDF 3.2 MB |
| Test report WiFi | Test Report | 2025-02-18 | PDF 3.2 MB |
| Test report part 1 | Test Report | 2025-02-18 | PDF 3.9 MB |
| Test report part 2 | Test Report | 2025-02-18 | PDF 3.7 MB |
| Test report part 3 | Test Report | 2025-02-18 | PDF 3.7 MB |
| Covered equipment list attestation | Attestation Statements | 2025-02-18 | PDF 412.8 KB |
| US agent designation attestation | Attestation Statements | 2025-02-18 | PDF 337.7 KB |
| Agent letter | Cover Letter(s) | 2025-02-18 | PDF 393.5 KB |
| Confidentiality request letter | Cover Letter(s) | 2025-02-18 | PDF 454.8 KB |
| Model different letter | Cover Letter(s) | 2025-02-18 | PDF 382.8 KB |
| RF Exposure Evaluation | RF Exposure Info | 2025-02-18 | PDF 526.1 KB |
| Block Diagram Metadata only | Block Diagram | PDF 289.2 KB | |
| Schematics Metadata only | Schematics | PDF 2.1 MB | |
| Operational Description Metadata only | Operational Description | PDF 76.2 KB | |
| Software Security Description Metadata only | SDR Software/Security Info. | PDF 141.4 KB |
Application Information
| Application ID | p70JvDGMEd2saQYbEbbudw== |
|---|---|
| Final Action Date | 2025-02-18 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0022263586 |
| Model | F41611 |
| Frequency Range | 2402-2480 MHz |
| Equipment Class | DTS - Digital Transmission System |
| Device Description | Desktop DAC and Headphone Amplifier |
| Responsible Party | Kevin Chen, QA Manager, cxj@fiio.com.cn , 00862062679040 |
| Test Firm | Mr. Jamy Yu, Guangdong Dongdian Testing Service Co., Ltd., jamy@dgddt.com  , +86-0769-89201646 |
| TCB Email | TCB@nemko.com  |
| TCB Scope | A4: UNII devices & low power transmitters using spread spectrum techniques |
| Short-Term Confidentiality | Yes |
| Short-Term Confidentiality Date | 08/17/2025 |
| 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 | Output power listed is conducted. 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, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. End users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance. |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| p70JvDGMEd2saQYbEbbudw== | 2025-02-18 | Original Equipment |
| jJY5x1cPxcDDr6dYQwMG2w== | 2025-02-18 | Original Equipment |
| 2y3+HS73t5R5728uYqBkeQ== | 2025-02-18 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application p70JvDGMEd2saQYbEbbudw==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Nemko North America, Inc. 303 River Road Ottawa, Ontario, K1V 1H2 Canada |
Date of Grant: 02/18/2025 Application Dated: 02/18/2025 |
| Guangzhou FiiO Electronic Technology Co., Ltd. |
| No.21, Longliang Road, Xialiang Village, |
| Longgui Street, Baiyun District |
| Guangzhou, Guangdong, P.R., China |
| Attention: Kevin Chen , QA 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: | R56-F41611 |
| Name of Grantee: | Guangzhou FiiO Electronic Technology Co., Ltd. |
| Equipment Class: | Digital Transmission System |
| Notes: | Desktop DAC and Headphone Amplifier |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.00004 | ||
| CC | 15C | 2412.0 - 2462.0 | 0.01175 |
| Output power listed is conducted. 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, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. End 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 jJY5x1cPxcDDr6dYQwMG2w==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Nemko North America, Inc. 303 River Road Ottawa, Ontario, K1V 1H2 Canada |
Date of Grant: 02/18/2025 Application Dated: 02/18/2025 |
| Guangzhou FiiO Electronic Technology Co., Ltd. |
| No.21, Longliang Road, Xialiang Village, |
| Longgui Street, Baiyun District |
| Guangzhou, Guangdong, P.R., China |
| Attention: Kevin Chen , QA 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: | R56-F41611 |
| Name of Grantee: | Guangzhou FiiO Electronic Technology Co., Ltd. |
| Equipment Class: | Part 15 Spread Spectrum Transmitter |
| Notes: | Desktop DAC and Headphone Amplifier |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15C | 2402.0 - 2480.0 | 0.00043 |
| Output power listed is conducted. 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, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. End 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 2y3+HS73t5R5728uYqBkeQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
Nemko North America, Inc. 303 River Road Ottawa, Ontario, K1V 1H2 Canada |
Date of Grant: 02/18/2025 Application Dated: 02/18/2025 |
| Guangzhou FiiO Electronic Technology Co., Ltd. |
| No.21, Longliang Road, Xialiang Village, |
| Longgui Street, Baiyun District |
| Guangzhou, Guangdong, P.R., China |
| Attention: Kevin Chen , QA 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: | R56-F41611 |
| Name of Grantee: | Guangzhou FiiO Electronic Technology Co., Ltd. |
| Equipment Class: | Unlicensed National Information Infrastructure TX |
| Notes: | Desktop DAC and Headphone Amplifier |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| CC | 15E | 5180.0 - 5240.0 | 0.01791 | ||
| CC | 15E | 5260.0 - 5320.0 | 0.01365 | ||
| CC | 15E | 5500.0 - 5720.0 | 0.01706 | ||
| CC | 15E | 5745.0 - 5825.0 | 0.01945 |
| Output power listed is conducted. This device has 20 MHz, 40 MHz and 80 MHz bandwidth mode. 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, except in accordance with FCC multi-transmitter product procedures, or as evaluated in this filing. End 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. |