Bluetrek SKIN Bluetooth Headset Hi-tech meets high fashion thanks to an innovative combination of real metal and black synthetic 'skin'. Featuring a smooth black exterior over metallic silver and chrome, the Bluetrek Skin Bluetooth headset is as chic as they come. Hand crafted using pulverised vacuum metal nano particles and constructed with ultra-light insulated metal, the headset not only looks good, but feels extraordinary. Dedicated sound in the speaker for low battery, switch on, switch off, pairing, volume adjustment, voice activation, reconnection request, waiting call, etc. Dedicated sound in the speaker for low battery, switch on, switch off, pairing, volume adjustment, voice activation, reconnection request, waiting call, etc., Removable &amp; adjustable ear hook which allows the headset to be worn on either ear, up to 12 hours of talk time, Bluetooth 1.2 specifications