● Chip：AB5376 / AB5377 High quality chip

● Bluetooth Version ：5.0 + BR + EDR + BLE

● Professional hi-fi speakers, stereo surround, stronger bass ,

● Function ： Answer/Finish，HD CALL (Single earphone)， soundtrack detached，HIFI sound， battery status ，smart voice prompt ，Report Caller Name , Music Play/Stop，noise cancelling , TWS    ;

● Battery capacity of single Earphones：Li polymer battery 45mAh ;

● Battery capacity of Charging Bin : Li polymer battery 280mAh

● Power supply：AC input110-240V DC output 5V ;

● Support HFP/A2DP/AVRCP/AVDTP/AVCTP protocol, support all mobile phones to listen to songs ;

● Music time ：2~2.5 hours 

● Standly time : about 10days ;

● Earphone Charge time：1~2 hours ;

● Charging Bin Charge time：2 hours ;(USB Charging)                                                               

●Color : Black , white ,red,  purple, green, gold