SPECIFICATION
Bluetooth Version ： 5.0
Support Profiles:HFP/A2DP/AVRCP
Frequency: 20Hz-20KHz
Transmission distance：10Meter
music time:2-2.5 Hours
Charging time: 40 Hours
battery for charging box : 300 mAh
battery for earphone/pcs : 30 mAh*2
charging dock size : 68*44.6*22.5mm

Features & functions:
1. True stereo sound
2. Binaural Calling function Features & functions
3. Auto connection
4. Touch sensor