Grace sound double 15" pa system is public address system designed with both input and output.
specifications
double 15" speakers
built-in rechargeable battery
5000w p.m.p.o power
usb/tf/sd card/ aux/ voice recording
bluetooth connector
headphones input & output
fm radio
2 wireless microphone
1 wired mic input
1 guitar input
mp3 player
digital display
fully function romote control