Trolley Portable Speaker 100W with 2 VHF MIC and external BT

Single 12 inch portable speaker
With 2 wireless mic(VHF)
RMS power 100W
AV socket
AUX socket
USB input
TF card reader
2 microphone socket
1 guitar socket
AC 220V 50Hz
DC 12V
5 band equalizer
4.5 A battery
max volume can play 5-6 hours
MIC echo control
battery charge/over-discharge protection function
SMD amplifier board
packing :size:43*34*72,5cm
External bluetooth function (included)