Chip: JL

Bluetooth version:V5.0+EDR

Transmission distance: 10 meters

Standby time: 300 hours

Battery: 300 mAh rechargeable lithium battery

Charging time: 2 hours

Speaker: Ø40mm

Sensitivity: 110±3dB S.P.L at 1KHZ

Impedance: 32Ω

Frequency response: 20Hz-20 KHz

Music playing time: 10h