not only is the nokia bluetooth headset bh-302 stylish, comfortable and lightweight, it also has an impressive battery life of up to 10 hours talk time and up to 195 hours standby. this attractive headset connects to your phone via bluetooth wireless technology. classic look and small size easy-to-use, wireless headset connects via bluetooth technology adjustable earhook - comfortable to wear on either ear two easy-to-reach controls: multifunction button and volume up/down up to 10 hours of talk time and up to 195 hours standby additional compatibility: nokia 616 car kit and nokia 810 car phone. compatible nokia chargers: nokia compact charger ac-3 - weight: 15g - dimensions: 53 x 23 x 13mm - talktime: up to 10 hours - standby time: up to 195 hours - battery: 140mah 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