AVAYA QUICK DISC TO USB MECHNICAL COMBOX HEADSET CBL 1.2M STRA: Avaya’s Quick connect cable to USB allows users who want to connect their headsets to a USB endpoint of Avaya Soft Client like Equinox, One-X Agent or Agent for Desktop.The L100 Controller is a mechanical “tic-tak” controller on the cable which allows you call control over basic call functions