
The UGREEN CM129 USB External Stereo Sound Adapter is a simple yet powerful solution to upgrade your computer or laptop’s audio. It connects via USB-A, enabling 3.5mm headphone and microphone ports for devices that lack dedicated audio jacks or need better sound quality.
This compact UGREEN CM129 supports 16-bit/48kHz audio output, delivering clear stereo sound for music, gaming, calls, or online meetings. Its plug-and-play design requires no additional drivers, making it compatible with Windows, Mac, Linux, and Chromebook devices.
Lightweight and portable, the CM129 is perfect for travel, work, or gaming setups. It is also ideal as a replacement for broken audio ports or to add stereo audio functionality to your system.
USB Plug & Play: No drivers required, easy setup
3.5mm Audio Ports: Supports headphones and microphones simultaneously
High-Quality Sound: 16-bit/48kHz stereo output
Compact & Portable: Lightweight design for travel and desk use
Universal Compatibility: Windows, Mac, Linux, Chromebook
Durable Build: Solid casing for long-lasting performance
Perfect for Gaming & Calls: Enhances audio clarity for online communication
| Specification | Details |
|---|---|
| Brand | UGREEN |
| Model | CM129 (50599) |
| Interface | USB-A 2.0/3.0 |
| Audio Channels | Stereo (2.0) |
| Audio Output | 16-bit / 48kHz |
| Ports | 1 × Headphone 3.5mm, 1 × Microphone 3.5mm |
| Compatible OS | Windows, Mac, Linux, Chromebook |
| Dimensions | 55 × 19 × 12 mm |
| Weight | ~10 g |
| Plug & Play | Yes |

1 × UGREEN CM129 USB External Stereo Sound Adapter
1 × User Manual
Q1: Does it require drivers?
A1: No, it is plug-and-play and works automatically with most operating systems.
Q2: Can I use it for gaming headsets?
A2: Yes, it supports headphones and microphones simultaneously for gaming.
Q3: Is it compatible with Mac and Linux?
A3: Yes, it supports Windows, Mac, Linux, and Chromebook.
Q4: Can it replace a broken audio jack?
A4: Yes, it’s perfect as a replacement for faulty onboard audio.
Q5: How portable is this adapter?
A5: Very portable; its compact size makes it easy to carry anywhere.
Q1: Is this product genuine?
A1: Yes, GearyBD provides 100% authentic UGREEN products.
Q2: Is there warranty support?
A2: Yes, official warranty is provided with all UGREEN products.
Q3: Are your prices competitive?
A3: GearyBD offers the best price for genuine tech accessories.
Q4: Do you deliver across Bangladesh?
A4: Yes, we provide fast and secure nationwide delivery.
Q5: Why trust GearyBD?
A5: We guarantee authenticity, excellent customer support, and a smooth buying experience.