* Version: Bluetooth V2.1+EDR A2DP * Talking time:3-4H * Standby time: 100H * Effective distance:10M * Charging tine: 2-3H * DC:5V * Machine size: 49*37.5*11 mm * Machine weight: 5.2g * Packing size: 102*131*47 mm * Complete set weight: 100g Original import ISSC chip (long-term warranty). 1*BH-111 Headset 1*Ear hook 1*User Manual 1*charger(ES/EU plug optional) 1*Carton package *Each box: 100pcs *Outer package size: 53*34*46.5 CM *N.W: 9.00KG *G.W: 11.0KG.