Model: W29
Bluetooth Chip: AD6973
Bluetooth Version:V5.3
Transmission Distance:10m
Drive Unit:16mm
Working Frequency:2.402GHz-2.480GHz
Battery Capacity:110mAh (Plus protection board)
Charging Box Capacity:300mAh (Plus protection board)
Charging Box Capacity Time:About 3-4H
Music Time:About 16-18H
Standby Time:About 120days
Input voltage:DC 5V