Description: *Stylish and comfortable design *True freedom to talk wirelessly in office or car *Easy one-touch operation *Noise reduction *Volume adjustable and mute function *L/R ear wearable *Able to connect with other Bluetooth enabled devices, e.g. PDA *2.4 GHz - 2, 4835 GHz ISM frequency bandwidth *The smallest size: 7cm length *Range: up to 10 meters *Light weight: 8 grams *Talk time: 5 hours *Standby time: 120 hours(5 days) Accessories: *Quick guide & User manual *Necklace and hook *Earplug sponges *Travel charger 110-240V. BTW5018 Compability List: Nokia: 3650, 8910, 8910i, 6310, 6310i, 6210, 7600, 6820, 6600 Sony Ericsson: T39, T68, T68i, T610, T616, T630, Z200, Z600, R520M, T28 BT Dongle, P800, P900 Motorola: A760, V600, A820, A835, HS810, HDT600 Siemens: S57, SX1 Panasonic: X11, X70, X88 Dbtel: M8 BenQ: P300 O2: Xda II, O2X Carton Size and Gross Weight: Qty: 40pcs/carton Meas: 63x39x27.5CM Gross weight: 9.6kg