USB Type C Bluetooth Transmitter for Connecting Bluetooth Headphones to PS5, Switch, PC and Cellphones

$29.99 USD
  • HASSLE-FREE SET UP - Get wireless Bluetooth audio streaming in no time with the C81. Simply plug it into your device’s USB-C port, set your headphones or speakers to pairing mode, and an automatic connection will be made. No driver or software installation is needed! A converter cable is included if you prefer to use the USB-A port instead.
  • WIDE COMPATIBILITY - The C81 adapter is designed to work with a wide range of devices, and makes it simple for previously unsupported devices to now have Bluetooth capability. Easily transmit audio wirelessly from your USB-C ported PS5, Switch, or PC/Laptop to your Bluetooth headphones or speaker. In addition, a converter cable is included to enable devices with just a USB-A port to have the same functionality.
  • HIGH-QUALITY AUDIO - The C81 supports seamless, wireless voice chat via an included microphone to plug into your controller. In addition to chatting during the game, you can also listen to background music simultaneously, and do both in stereo sound. No limits to audio quality here.
  • ELIMINATE AUDIO DELAYS - Having your audio out-of-sync with your game or video is really frustrating. You can eliminate the issue with the C81, which is aptX Low Latency certified. Lag is reduced to less than 40ms, 5x shorter than standard Bluetooth and virtually unnoticeable. Now you can enjoy gaming or watching a movie with real-time audio synchronization.
  • EXTENDED RANGE - The Avantree C81 uses Bluetooth v5.0, ensuring stable & reliable connectivity up to 100 ft (30 m) away. Need to step away from your screen? No problem. Walk around without the audio connection breaking up or dropping. Actual range may be affected by any physical obstructions.

• Bluetooth version: 5.0

• Support profiles: A2DP1.3, AVRCP1.6, HSP1.2, HFP1.7

• Audio codecs: aptX low latency, FastStream, aptX, SBC

• Operation range: Up to 30m/100ft without obstruction

• Frequency range: 2.4GHz-2.48GHz

• Size: 14mm X 26mm X 7mm

• Net Weight:3g

What's in the box

• Avantree C81 Type C Transmitter

• USB A to Type C cable ( 18.5CM / 1FT)

• 3.5mm microphone adapter

• User manual


Find the latest info we have available to get this product up and running quickly.




Privacy while Gaming

Stream audio from your PS5 or Switch into your favorite pair of Bluetooth headphones so you can enjoy your late-night gaming sessions without disturbing your family or friends. You may have two pairs of Bluetooth headphones connected at the same time. **Chat function only available when used with Avantree FastStream headphones. **

No Driver Installation Needed

Purchased a different USB dongle and had to go through some complicated driver program download & installation process? No worries, the C81 does NOT require any driver; simply plug it into your device, pair it with your Bluetooth headphone/speaker, and play away! On your next use, it’s just as easy; power both devices on, and good to go!

Great for Meetings as Well

The C81 dongle is not only great for game audio streaming but it’s also perfect for work-from-home conference calls and meetings. Skype, Zoom, Teams, Meet & more, the Bluetooth USB adapter automatically switches between Music and Talk modes when used on a Windows PC or Mac. (Double-click to switch between the modes on Chromebook/Linux)

Extra Stable, Extra Reliable

The C81 USB Bluetooth adapter features Bluetooth v5.0 technology. It is not only more stable and more reliable and less prone to interference, but also much less energy consuming than its predecessors. However, it is completely backwards compatible with audio devices equipped with earlier Bluetooth versions, there’s no need to worry about compatibility.

aptX Low Latency Certified

The Avantree C81 Bluetooth USB adapter is Qualcomm aptX Low Latency certified; when you pair it up with a Bluetooth headphone or speaker that also supports aptX-LL, the notorious Bluetooth audio lag issue will be effectively reduced to less than 40ms (220ms for standard Bluetooth) – virtually unnoticeable, making the combination perfect for watching movies on your PC/laptop.

Extend your Range

Equipped with Bluetooth v5.0 and the highest Bluetooth range, Class 1, the C81 adapter provides more robust & more reliable connectivity up to 100 ft (30 m). Need to start making dinner or grab a drink from the fridge? No problem, move around the house and do what you need to do without worrying about the audio cutting out.

Connect Two Bluetooth Devices

The dual-link feature of Avantree C81 lets you connect two Bluetooth headphones simultaneously. Stuck in a long layover with your partner? Connect two headphones to your laptop and enjoy a movie session together! We recommend using aptX low latency compatible headphones for the best audio experience.