the stylish look of the nokia bluetooth headset bh-801 reflects its high quality and innovative design approach. delicately simple, it connects to your phone via bluetooth wireless technology and comes with an elegant neck strap and practical belt clip for keeping it handy when not in use. the headset is comfortable to wear on either ear, with or without the convenient optional earloop. delicate design and small size easy-to-use, wireless headset connects via bluetooth technology optional earloop for added convenience – comfortable to wear on either ear weighs only 11 g comes with neck strap and belt clip for carrying the headset when not in use up to 6 hours of talk time and up to 160 hours standby additional compatibility: nokia wireless audio adapter ad-5b, nokia 616 car kit and nokia 810 car phone. compatible nokia chargers: nokia compact charger ac-3 •- weight: 11g - dimensions: 48 x 20 x 10mm - talktime: up to 6 hours - standby time: up to 160 hours - battery: 80mah lithium-ion polymer - interfaces: bluetooth 2.0, 1.2 and 1.1 specification , handsfree 1.5 (hfp) and headset 1.1 (hsp) profiles parallel imported warranty: warranty one year delivery within 2-4 business days