Superior sound and reliabilityJust one touch to make or reject calls, in sound quality optimised for car use. Up to 24 hours' talk time and Bluetooth 2.0 for a stable connection. Give someone else a goUp to six Bluetooth phone users can use the speakerphone. Give them their own colour IDs to know who is connected, at home, in the office or in the car. Ready when you areBring the lightweight HCB-100E and clip it to the sun visor to make and take calls in the car or slide it off and take it with you to use elsewhere. The Bluetooth experienceBluetooth wireless technology frees more than your hands - it lets your devices talk to each other without tangles, across ranges of up to 10 metres. Digital Signal ProcessingEnhanced audio quality is achieved through Digital Signal Processing (DSP) technology, including compression and echo cancellation. Features Bluetooth technology Colour ID Digital Signal Processing (DSP) Fast automatic volume adjustment Specifications Size: 88 x 76 x 21 mm Weight: 89 g Range: 10 meters Colour: Black Whats in the box? Sony Ericsson Bluetooth Speakerphone HCB-100 Sony Ericsson Cigarette Lighter Charger User Guide