1)Bluetooth Version:V5.3  ( Bluetrum 5656 )

2)Support profile:A2DP , AVRCP,HFP,HSP, 

3)Stereo Music /call Support  

4)Voice Prompts

5)Double language 

6)Talk/Music time:  5 hours  

7)Charge time: 2 hours

8)Standby time: 120 hours

9)Operate range: ≤10m                                                                                  

10) Battery  capacity :30 mah ，300mah

11)Battery safty :  battery protection board

12)Type- C port

13)Support  ANC+ENC function