Plantronics his adaptor cable for avaya 9600 ip phones this product is designed for avaya 9600 ip phones to take advantage of the full wideband audio that is offered with the 9600 phones use the his adaptor cable with your wideband headset quick disconnect qd capability allows the headset to detach without losing the ca specifications features plantronics his adaptor cable for avaya 9600 ip phones cable colour black form factor cable pack quantity 1 product type adaptor cable