Bluetooth version: JL 5.0
Battery capacity: 200mAh
Transmission distance: 10m
Charging time: about 2 hours
Use time: about 4 hours
3.5mm AUX port: built-in
Standby time: about 50 hours
TF card playback: support (card not included)
Headphone frequency response range: 20Hz-20kHz
Supply voltage: 3.3-4.2V
Speaker size: 40mm
Charging current: 5V 500mA
Impedance: 32Ω
Charging port: micro USB