Introduction
This manual provides detailed instructions for the UGREEN 3.5mm 4-Pole TRRS Audio Cable. This cable is designed for high-fidelity stereo audio transmission and supports microphone functionality, making it suitable for a wide range of devices and applications.
Key Features
- 4-Pole TRRS Design: Features dual 4-pole TRRS jacks, enabling both audio and microphone functions. Ideal for headsets with microphones, video calls, and gaming.
- Hi-Fi Stereo Sound: Engineered with silver-plated copper conductors and 3-layer robust shielding (tinned copper, TPE jacket, nylon braid) for noise-free, high-fidelity audio. 24K gold-plated plugs ensure stable and undelayed signal transmission.
- Enhanced Durability: Constructed with an evolved nylon braided jacket and reinforced wire joints, designed to withstand over 10,000 bend tests, resisting twists, tugs, and tangles. Aluminum alloy shells provide corrosion resistance.
- Universal Compatibility: Ultra-slim aux plugs ensure a snug fit with standard 3.5mm auxiliary ports on various devices.
Setup and Installation
The UGREEN 3.5mm 4-Pole TRRS Audio Cable is designed for simple plug-and-play operation. Follow these steps to connect your devices:
- Identify the 3.5mm audio output port on your source device (e.g., smartphone, tablet, laptop, TV).
- Identify the 3.5mm audio input port on your receiving device (e.g., headphones, speaker, car stereo, external microphone).
- Insert one end of the UGREEN 3.5mm audio cable into the output port of your source device.
- Insert the other end of the UGREEN 3.5mm audio cable into the input port of your receiving device.
- Ensure both connectors are fully inserted for a secure connection and optimal performance.

Image: A person using the UGREEN 3.5mm audio cable to connect a headset with a microphone to a laptop for a video call, demonstrating its mic function support.

Image: A smartphone is connected to a car's audio system using the UGREEN 3.5mm audio cable, illustrating its use for in-car entertainment.
Operation
Once connected, the UGREEN 3.5mm 4-Pole TRRS Audio Cable facilitates both audio output and microphone input, depending on your device's capabilities and the application.
- Audio Playback: For listening to music, podcasts, or other audio, simply play content on your source device. The audio will be transmitted to your connected headphones, speakers, or car stereo.
- Microphone Functionality: When connected to a device that supports TRRS (Tip-Ring-Ring-Sleeve) input and using a headset with a microphone, the cable will transmit your voice. This is ideal for:
- Voice chats and video calls on laptops or smartphones.
- In-game communication with compatible gaming consoles (e.g., Xbox One/360, PS5/PS4 controllers, Nintendo Switch).
- Connecting a 3.5mm external microphone to a laptop or smartphone for recording.

Image: Visual representation of the cable's microphone capabilities, including game voice, song recording, and live show applications.
Video: This video demonstrates the UGREEN 3.5mm Audio Cable's support for microphone functions, showing its use in various scenarios.
Video: This video showcases the UGREEN 3.5mm audio cable with microphone support, highlighting its versatility.
Compatibility
The UGREEN 3.5mm 4-Pole TRRS Audio Cable is widely compatible with devices featuring a standard 3.5mm auxiliary port. Its 4-pole design ensures support for both audio and microphone signals where applicable.
Compatible Devices Include:
- Smartphones & Tablets: Compatible with iPhone (older models with 3.5mm jack), Samsung S10/S9/S8/A21S/A71/A70, Huawei P30 lite, Xperia L1, iPad, iPad 9, and other smartphones/tablets.
- Computers: MacBook, iMac, iPod, PC, laptops, and desktops.
- Gaming Consoles: Nintendo Switch/Switch 2, Xbox One/360, PS5 controller, PS4/PS3, Steam Deck.
- Audio Devices: Headphones, earphones, speakers, amplifiers, soundboxes, soundbars, car home stereos, MP3/MP4 players, DVD players, and 3.5mm external microphones.

Image: A visual guide illustrating the universal compatibility of the UGREEN 3.5mm audio cable with a range of output (phone, laptop, TV, MP3/MP4, Switch) and input (car, speaker, headphones, amplifier, Hi-Fi system) devices.
Important Note on Pole Configuration:
The 4-pole (TRRS) cable supports both audio and microphone. A 3-pole (TRS) cable only supports audio (left/right stereo and ground) and will not carry microphone signals. Ensure your device's port matches the cable's functionality requirements.

Image: A detailed comparison of 4-Pole TRRS, 3-Pole TRS, and 2-Pole TS connectors, highlighting that the 4-Pole TRRS supports listening, speaking, and Hi-Fi stereo, while 3-Pole TRS only supports listening and Hi-Fi stereo, and 2-Pole TS only supports listening.
Specifications
| Feature | Detail |
|---|---|
| Brand | UGREEN |
| Model Name | 20782 |
| Connector Type | Auxiliary (3.5mm Male-to-Male, 4-Pole TRRS) |
| Cable Type | Aux Audio Cable |
| Special Feature | Braided, Microphone Function Support, Hi-Fi Stereo Sound, Robust Shielding, 24K Gold-Plated Plugs |
| Outer Material | Nylon |
| Item Weight | 30 Grams |
| Length | 6FT (1.8 meters) |

Image: A detailed diagram illustrating the robust internal construction of the UGREEN audio cable, featuring silver-plated copper conductors, tinned copper, a TPE jacket, and a nylon braid for superior sound performance and durability.

Image: A close-up view of the UGREEN 3.5mm 4-pole TRRS connector, emphasizing its gold-plated contacts and the UGREEN logo on the metal shell, indicating visible quality.
Troubleshooting
- No Sound:
- Ensure both ends of the cable are fully inserted into their respective ports.
- Check the volume levels on both the source and receiving devices.
- Verify that the correct audio output/input is selected on your devices.
- Test the cable with different devices to rule out a faulty port or device.
- Static or Poor Audio Quality:
- Ensure the cable is not near sources of electromagnetic interference (e.g., power cables, Wi-Fi routers).
- Clean the 3.5mm ports on your devices to remove any dust or debris.
- Confirm that the cable is not damaged (e.g., kinks, cuts).
- Microphone Not Working:
- Confirm that both your source device and headset/microphone support 4-pole TRRS functionality.
- Check microphone settings on your device (e.g., input device selection, volume, mute status).
- Some devices may require specific software or driver updates for full microphone compatibility.
Maintenance
To ensure the longevity and optimal performance of your UGREEN 3.5mm Audio Cable, follow these maintenance tips:
- Handle with Care: Avoid sharp bends, twists, or excessive pulling on the cable, especially near the connectors.
- Proper Storage: When not in use, coil the cable loosely and secure it with a cable tie or strap. Avoid tightly wrapping it around devices.
- Keep Clean: Periodically wipe the cable with a soft, dry cloth to remove dust and dirt. Keep connectors free of debris.
- Avoid Extreme Conditions: Do not expose the cable to extreme temperatures, direct sunlight for prolonged periods, or excessive moisture.

Image: A close-up shot of the UGREEN braided audio cable being flexed, demonstrating its robust and flexible design, capable of withstanding repeated bending.
Warranty and Support
UGREEN products are designed for reliability and performance. For warranty information, technical support, or any inquiries regarding your UGREEN 3.5mm 4-Pole TRRS Audio Cable, please visit the official UGREEN website or contact UGREEN customer service directly.
Please retain your proof of purchase for warranty claims.