*Discontinued*.  Look at the new Plantronics Voyager Legend CS Bluetooth Wireless Headset 

This is the Plantronics 500A Bluetooth desktop base adapter for the Plantronics Voyager 510 bluetooth headset This device adds Bluetooth capabilities to your desktop office telephone. This base allows *any* Bluetooth headset (regardless of brand or model) to be used with your standard desktop office phone. 

Enjoy wireless freedom in the office or on the go with the Plantronics Bluetooth Headset System. This is the Bluetooth base unit only.

Key Features:

• Base unit "Bluetooth" enables your standard deskphone.
• Supports charging for Plantronics 510 Bluetooth Headset.