Redmi Airdots 2 
Specification
Model Redmi Airdots 2
Wireless connection Bluetooth 5.0
Communication distance 10 meters (accessible open environment)
Single earphone battery capacity 40mAh
Charging box battery capacity 300mAh
Headphone charging time about 1.5 hours
Charging box charging time about 2 hours
The net weight of a single earphone about 4.1g
Tips: Redmi Airdots 2 deisgned have no Charger or no Cable in the box
