1)Chip:JL6956A

2)Bluetooth Version:Bluetooth v5.0

3)Support: HFP,HSP,A2DP,AVRCP

4)Battery: 300mah with Protection board

5)Music time: 15 hours

6)Talk time: 15 hours

7)Standby time:600 hours

8)Power on/Power off/Music play/Music Pause /Answer the phone   /Dial-Back

9)Wireless working distance: 10m

10)Voice Prompt 

11)Materials:Plastic