xdobo King Max 140W Bluetooth karaoke speaker

Bluetooth speaker 
Model name:King Max
Bluetooth version: V5.2
Output power: 140W
Waterproof: IPX5
Play mode: Bluetooth/TF card/3.5mm/6.5mm AUX/USB
Input power: Type-C 5V/3A
Frequency response range: 40Hz-20KHz 
Signal-to-noise ratio: 75dB 
Power supply mode: built-in lithium battery
Battery charging time: about 9 hours  
Music playing time : more than 12 hours(varies by volume level and audio content)
Size:255*125*255mm 
Weight: 4476g 
speaker+2pcs microphone