USB 21M ADAPTER CORD - with PLANTRONICS COMPATIBLE QUICK DISCONNECT

• USB plug & Play
• Complete Digital Sound: 16 bits 8KHz, 16KHz, 32KHz, 44.1KHz, and 48 KHz Sound
• Clear live voice transmission with VoIP
• Digital in-line receive volume control
• In-line microphone Mute with LED indicator
• Headset quick disconnect (release) 
• Call control button for Skype for Business and various softphones
• Supports Avaya One-X Agent, One-X Communicator, Cisco Jabber, Bria, Mitel Micollab, Broadsoft UC-Client, 3 CX Softphones (Some software programs may require our Soft-Link download which we will provide. 
• Supports call control, mute on/off, volume control interworking with Unify's Circuit softphone
• This cord is compatible Plantronics QD Wired Headsets 
• Contact us with any questions regarding compatibility
• FINAL SALE ON THIS ITEM