Support USB A and USB Type C

Compatible with Skype for Business answer/hang up: Support Cisco, Jabberm 3CX, Counterpath Bria, Avaya one-x after installing UCM

USB Adapter indicator light, green flashing for incoming call, keep green light on after answering and red light on for mute.

Support volume up/down and microphone mute

QD Connector

The surface is sprayed rubber