DSU-09M w/DS QD

Features

1) USB plug & play chip
2) Complete Digital sound card
3) Clear live voice transmission with VoIP
4) Digital in-line receive volume control
5) In-line microphone (Tx) MUTE with LED indicator
6) Hook On/Off with LED indicator
7) Headset rapid release connector
8) ON/OFF Control button with VoIP software(MS-Lync)