Main Features:
Support stereo music playing
Support the cell phone incoming call,hanging up and re-dialing functions
Support binaural call
Can be used in single mode or twins mode
Support Siri
Auto Power On/Off
Full touch operation
Charging box can be used as power bank
Digital power display for charging box
Music playing time: 3.5 hours
Talking time: 4 hours

Specification:
Bluetooth Chipset: Realtek RTL8763B (Bluetooth Version 5.0)
Battery capacity: 40mAh for earphone; 2000mAh for charging box
Working distance: ≥10M
Charging time: 0.8 hour
Earphone size: 25mm x 19mm x 24mm
Charging box size: 80mm x 55mm x 33mm
USB charging port: Micro USB
Color：black, red, gold, silver