Version 10 suggests a mature iteration of the demo software. Unlike consumer drivers that jump from 1.0 to 2.0, "v10" in a demo context indicates years of bug fixes, improved latency handling, and expanded Bluetooth codec support (SBC, AAC, aptX, LDAC).
Bluetooth audio on Windows can be finicky: mismatched drivers, sample-rate problems, and confusing device roles (A2DP sink vs. source) often cause glitches. UAC Demo v10 is a demonstration driver/utility set that developers and enthusiasts use to test, prototype, and demonstrate USB Audio Class (UAC) and Bluetooth audio interactions on Windows. This post explains what the UAC Demo v10 Bluetooth driver does, how to install and use it, and a practical demo that shows common troubleshooting and development workflows. uac demo v10 bluetooth driver full
Solution: Disable the “Hands-Free Telephony” service: Version 10 suggests a mature iteration of the demo software