Chipset: JL AD6973D4

Bluetooth Version: V5.3

Speaker Size: Φ10mm

Speaker Sensitivity: 110dB±3dB at 1KHz

Speaker Impedance: 32Ω±15%

Speaker Response Frequency: 20Hz-20KHz

Working Distance: ≥10m

Battery Capacity: 40mAh(with protective board)

Charging Time: about 1H

Music Playing Time: 8hrs @80% Volume

IPX4 waterproof

Charging Case

Battery Capacity: 500mAh(with protective board)

Charging Time: 1.5-2hrs

Charging Via: Type-C

Hall sensor