Output power: 1.5W*2 Function: (TF + MP3 format)
(1) Compatible with MP3/ mobile/ computer/ iPod and other audio devices.
(2) Can play MP3 format music from TF card.
(3) With rechargable battery.
(4) Card reader function, can read TF card content when connect to computer

Power Source:
(1) Built in Li-ion speaker
(2) 5V Adaptor
(3) USB 5V Cable (with) from computer.
Impedance: 4Ω

Speaker Unit: Dia 36mm

Frequency: 100Hz_20KHz

Signal&noise ratio ≥ 85dB

Distortion: (0.5%

Battery Voltage: 3.7V

Battery Capacity: 300mAh

Battery Charging Voltage 4.2V± -0.05V

Package: