NX-BT-HS-VP Docking Bluetooth 4.0 Headset - Black CD-Quality Wireless High-Fidelity Stereo Audio Control music on your iPhone / iPad / iPod touch or (AVRCP compatible) audio device with the onboard volume and track controls Talk handsfree from your Bluetooth mobile phone with the ability to Initiate, Redial, Answer, Mute, Reject and Hang Up calls from the headset - Chat via Skype, MSN or in games on your PC/laptop through the headset. Built In Noise-Canceling High-Sensitivity Microphone ensures that you'll be heard. Working distance: 10 Meters / 33 feet