LD-1688B

witch usb sd card dan bluetooth
digital display
3 channel mic
tone select on of
volume mic , low ,mid ,hi ,rpt ,dly ,echo
tone input usb sd card dan bluetooth
tone input line a dan b
volum music , low ,mid ,hi
separasi 45db
frequency respon 20hz-20khz
s/n ratio 71db
speaker system 4 ohm
power output 200 w x 2
power input ac 240v