Product Parameters:
Chip: Jerry
BT version: 5.0
Battery: bulit-in li-ion battery
Battery capacity: 150mah*2 / 210mah*2
Charging voltage current: DV5V, 450MA
Music time: about 10-14 hours
Charging time: about 2 hours
Sensitivity: 97dB ±3db
Impedance: 32Ω±15%
Speaker size: 14 mm
Frequency response range: 20-20K hz
Working Distance: ≥10m

Half-ear Shell

No Pain on ear after long time wearing, not easily drop down

Detachable Battery

150mah*2/210mah*2 big capacity battery ensure whole day playing

Control Buttons

Volume +/-. music play/pause

Call pick up/reject