Cisco Headset 531 (Wired Single with USB Headset Adapter)
Lightweight comfort that is ideal for extended wear
Powerful noise isolation with unidirectional microphones that are designed to hone in on the user’s voice and simultaneously minimize background noise
Easy, intuitive user configuration experience when used with Cisco IP phones
Desktop USB adapter option - Connects quick disconnect to USB and provides easy access to key call control capabilities, including answer, end call, hold/resume (for multiple calls), mute, volume up, and volume down.