Portable hand-held wireless microphone can be used as microphone, bluetooth speaker, loudspeaker, recorder.
Mini home KTV for music playing and singing at any time. Specially fun for kids. 

2 Ways connection:  3.5mm Audio Jack & Bluetooth connection.
With USB,TF card, FM, Record function

Output Power: 5W
Frequency Range: 100Hz-10kHz
Max Sound Pressure Level: >115DB, 1kHz TDH<1%
Power Supply: Built-in 18650 Li-battery
Battery Capacity: 1800mAh
Charging Power: DC5V