Specifications:
Product model: M22
Bluetooth version.: V5.1
Noise reduction version: Cvc8.0
Working distance: Connection within 10 meters
Single ear capacity: 50 ma
Charging cabin capacity: 2000 ma
Automatic power on: Supported
Automatic pairing: Supported
Battery life: About 220 hours in total (to be used with the charging cabin)
Talk time: About 180 hours in total (to be used with the charging cabin)
Headset charging: About 40 times
Input current of charging cabin: 5v 1a
Magnetic suction function: Magnetic suction storage and charging
Control mode: Touch operation
Product function: Play pause (tap the left ear 1 time), answer and hang up (tap the left ear
Call siri (press the left ear for 1 second), decrease the volume (press the left ear for 3 times), switch the previous song (press the left ear for 2 times), switch
Machine (long press for 5 seconds)

Package list: 

Headset+Usb cable