Avantree C81 Bluetooth USB External Audio Transmitter User Guide
This user guide provides detailed instructions for using the Avantree C81 Bluetooth USB External Audio Transmitter. Learn how to pair your device, switch between talk mode and music mode, troubleshoot common issues, and more. Compatible with Windows PC/Macbook, P55, Linux, and Chromebook. Register for an extended 24-month warranty at Avantree.com/product-registration.