good features meet great value in the nokia bluetooth headset bh-100. with one-key call control, the headset has the handsfree features you need to stay connected. compact, lightweight, and ergonomically designed, this bluetooth wireless headset allows you to chat comfortably without tying up your hands. need a fresh look? no problem - the headset comes with changeable ear loops in three different colours. key features chat in comfort with this small, lightweight, and ergonomically designed headset easy-to-use, wireless headset connects via bluetooth technology changeable ear buds in three different sizes for a comfortable fit personalise your headset with changeable ear loops in three different styles control your calls: power on/off, send/end, and redial and voice dialing activation (with compatible phones) all with one straightforward key specifications weight: 11 g dimensions: 41.5 x 23.5 x 10 mm, without ear loop interfaces: bluetooth 2.0 edr specification with handsfree 1.5 and headset 1.1 profiles security: encrypted link operating range: up to 10 meters talk time: up to 6.5 hours standby time: up to 150 hours operating temperature: -15°c up to +55°c battery: 75 mah, li-po parallel imported warranty: warranty one year delivery within 2-4 business days