MPOW Professional Over-The-Head Driver-Feets Rechargeable Wireless Bluetooth Headset - Retail Packaging - Black Clear sound: Mpow Bluetooth headset features more crystal clear sound and 4 x noise cancelling technology Talking time: Up to 13 hours talking time. Basically you don't need to recharge this Mpow headset for a whole day use. Multipoint connection : can connect two Bluetooth devices at the same time. Touch-button: call answer /end, redial, volume control and voice dialing. Notice: This Mpow device do not support listening music !