UGREEN CM523 Audio Adapter, USB-A to Jack 3.5mm, Bluetooth 5.1 (black)

UGREEN CM523 Audio Adapter, USB-A to 3.5mm Jack, Bluetooth 5.1 (Black)

The UGREEN CM523 is a compact and versatile Bluetooth audio adapter that works as both a transmitter and a receiver. It is a great choice for anyone who wants to add wireless audio functionality to everyday devices such as a laptop, TV, game console, car audio system, or wired headphones. With Bluetooth 5.1, stable connectivity, and simple plug-and-play operation, it makes switching to wireless sound quick and hassle-free.

Key benefits

• 2-in-1 design: works as both a Bluetooth transmitter (TX) and receiver (RX)
• Bluetooth 5.1 for a stable, smooth connection with a range of up to 10 meters
• USB-A and 3.5mm AUX interface for broad compatibility
• Plug-and-play setup for fast and convenient use
• Supports pairing with 2 devices at the same time in RX mode
• Built-in microphone for hands-free calls
• Compact, lightweight design that is easy to carry anywhere

Reliable Bluetooth 5.1 connection

Enjoy wireless audio without annoying dropouts or unstable signal. The built-in Bluetooth 5.1 module ensures dependable transmission at distances of up to 10 meters, so you can listen to music, stream audio, or connect your gear with greater freedom and convenience.

TX mode – turn wired devices into Bluetooth transmitters

Thanks to the dedicated mode switch, you can quickly set the adapter to TX mode and send audio from devices such as a TV, computer, Nintendo Switch, PS4, or MP3/MP4 player to Bluetooth headphones or speakers. It is a practical solution for late-night movies, gaming sessions, or private listening without disturbing others.

RX mode – add wireless audio to more devices

In RX mode, the UGREEN CM523 works as a Bluetooth receiver, allowing you to stream audio wirelessly to compatible devices with a 3.5mm input. Use it in your car, with speakers, or with other audio equipment to enjoy music without cables. The built-in microphone also makes it easier to handle phone calls safely and conveniently.

Pair 2 devices at once

The adapter can be paired with 2 devices simultaneously in RX mode. This means you can connect, for example, two smartphones or two laptops, making it easier to switch between audio sources and adding extra flexibility to everyday use.

Compact size, wide compatibility

Lightweight and pocket-friendly, the UGREEN CM523 is easy to take with you wherever you go. In RX mode, it is compatible with devices such as smartphones, tablets, and laptops. In TX mode, it can be used with Nintendo Switch, PS4, computers, TVs, and MP3/MP4 players. It is a smart accessory for hobbyists, gamers, and anyone looking for a simple wireless audio upgrade.

More features for everyday convenience

The adapter supports the SBC audio codec for clear, enjoyable HiFi-quality sound. Plug-and-play functionality makes setup fast and easy with compatible devices, while the built-in status indicator lets you quickly check the current operating mode and connection status.

What’s in the box

• Bluetooth audio adapter
• 3.5mm audio cable
• User manual