Bluetooth Car kit B-03 CSR4.0

1. Bluetooth CSR V4.0 + EDR,
2. Support agreenment: A2DP/HSP/HFP
3. Charging Voltage: DC5V;
4. Built-in rechargeable 600mah lithium battery.
5. Talking time: up to 6 hours
6. Speaker output: 2W
7. With high quality rubber finish housing, available in different metallic colors.