He jabra biztrade 1900 corded headset series is designed as a cost efficient option for call centres of all sizes it is a flexible option that will suit your it environment and the needs of your users with both mono and duo options and a usb connector version you get a more professional call centre environment as the noise cancelling microphone ensures that each call is clear and understandable a cost effective corded headset for call centres compatible with most phone systems and amplif