1. suitable for all cell phones within bluetooth 2. smart appearance 3. CE, FCC, ROHS ... time2hoursWorking current40mAStandby time900hoursContinuous talk time15hoursCan be charged using the car charger and AC adapter can be used onlineIntelligent ... suppression CVCAccessories5V 1A car charger adapter,a USBcable,a multifunction iron clampMEAS360*310*170mm,30PCS/box,about 7kg in-car bluetooth handsfree