The Motorola H670 is an over the ear headset that can be used with any Bluetooth enabled phone. 3 sizes of nterchangeable ear hooks and integrated power switch are some of the key features of this headset. Functional buttons on the headset include mute/unmute call, answer/end/reject/voice dial call, volume up/down, and the H670 is compatible with call-waiting. Talk time is rated at 8 hours and standby time for 8 days and the range is 33 feet(10m). The H670 features reflective finishing and a sleek design that matches the Motorola MOTOKRZR K1 phone and comes in Black, Silver, Pearl Grey, Blue and Red Magenta design.