This car handsfree device is carefully equipped for excellent performance. The handsfree device lets drivers make handsfree calls in the easiest way. With its A2DP Bluetooth audio streaming, this handsfree device offers optimal stability. 

• Input: 5-6V, 300-400mA.
• Bluetooth.
• A2DP streaming. 
• Talk time: 12-14hr.
• Charging time: 8-10hr.