Detail: 
Bluetooth-compatible version: Version 5.3
Bluetooth-compatible distance: 15M
Battery: 50MAH
Standby time: 50 hours
Listening to music and talking time about 10 hours
Charging time: about 1 hour
 
Includes:  
1 * Headphones1 * charging cable

Note:

1.Due to screen and other objective reasons, there may be a certain color difference, please understand.

2.Due to manual measurement, please allow 1-3 cm error, thank you.