Wireless freedom for the office or on the go with the Plantronics Voyager 510SL Bluetooth Headset System. This lightweight, versatile headset provides all-day wearing comfort and superior sound quality-and you can seamlessly switch between your office phone and voice-enabled Bluetooth device (i.e. mobile phone or PC for Skype) at the touch of a button. Wherever, Whenever, Wireless.  

Plantronics Premium Bluetooth Wireless Headset with DSP & AAA Charger 

Plantronics S12 Telephone Headset System offers hands-free convenience and comfort. Includes a 2-in-1 convertible headset for over-the-head stability or over-the-ear convenience, a noise-cancelling microphone for superior sound clarity and the Firefly in-use indicator light that lets others know you are on the phone. 
 

i-Rocks USB VOIP Phone Silver with LCD Screen