The rechargeable battery will provide up to 5 hours of talk time and up to 1 hours of standby time. Weighing only 7.1 grams, the Samsung WEP35 Bluetooth Headset is complete with a charging cradle, travel adapter, detachable earhook, and user manual. This ultra-slim and lightweight Samsung WEP35 Bluetooth Headset is only 5.9mm wide and boasts being one of the worlds slimmest headsets.