Cisco Systems CP-HS-W-532-RJ= Headset 532 Wired Dual W/ Quickaccs Disconnect The headset works and is very clean. The USB adapter is included. The Cisco Headset 532 is a wired, on-ear headset that features a quick disconnect to USB. It has a unidirectional microphone that reduces background noise and supports Cisco IP phones, Cisco DX Series endpoints, and Cisco soft clients. The headset is lightweight and comfortable, and is designed for workers who spend a lot of time wearing headsets for voice communications and listening to music. It features an in-call indicator with a USB adapter, and an RJ9 or USB adapter is optional.