Plantronics DA55 USB to QD Headset Adapter - 63725-03
The Plantronics DA55 brings Digital Signal Processing (DSP) to PC based applications such as softphone and VOIP. This cable has a USB connection on one end and a Plantronics Quick Disconnect on the other. Using this cable is as simple as plugging it in and connecting your headset. Comes with a 2 year warranty.