Model No.: KST-TWS-ANC
Bluetooth 5.1
Transmission Distance: 10M
Charging Time:1.5H
Working Time:4H
Input:5V/1A
Battery Capacity:50mAh
Standby Time: 120H
Impedance: 32ohm
Battery for charging base: 400mah
Color: Black
Accessory: 1*Manual, 4*earcaps,1*charging cable