Support voice assistant(Siri/Google assistant)
Automatically power on/Pairing 
LCD display screen
BT version: V5.0+EDR
Bluetooth protocol:  A2DP Decoding/ A2DP V1.0/HFP V1.5/AVRCP V1.5
Operation Range: 10M(33Feet)
Earbuds battery: 45mAh
Battery capacity for charge base: 400mAh
Playing time: up to 4 hours
Charge base size: 66x39.5x33.5mm                           

Charge input: DC5V-1A
Charging time: 1.5H