Bluetooth speaker
1. Talking in hands free
2. Support SD/MMC card
3. Built-in FM transmitter
4. Fast delivery

Bluetooth speaker 

1. Bluetooth car kit feature:

1. Answer and end a call.

2. Reject a call.

3. Call waiting,Redial.

4. Call id display.

5. Received call log,Wireless earpiece.

6. Dsp technology 

7. Built-in speaker.

8. Built-in microphone.

9. Volume control .

10. Call switching between phone and car kit .

11. USB port for software upgrade.

12. Rechargeable li-ion battery.

13. Full duplex\noise&echo suppression.

14. Up and down to search phone number.