VXI BlueParrott Xpressway Bluetooth Noise-Canceling Wireless Headset Advanced noise-canceling and Xtreme Noise Suppression technologies block out city traffic, road noise, etc. Multiple wearing styles: over-the-ear, over-the-head and behind-the-neck (can be worn on either ear) High-quality audio receiver with a wide range of volume adjustment, provides crystal-clear conversations even in the noisiest of environments Multipoint technology allows seamless switching between 2 Bluetooth devices 1-touch multfunction button activates power on/off, answer/end, voice dial, call waiting and pairing commands