MXZ AV-S3 echo USB SD FM Hi-Fi Stereo Karaoke Audio Amplifiers With Remote and 2 MIC input

MXZ AV-S3 Professional USB SD FM Hi-Fi Stereo Audio Power Amplifiers With Remote Control
Car amplifier with remote Control built in SD and USB reader spk out protection + auto amplifier 

Feature:
Hi Fi Power Output
2.0 Channel
Iron Core Transformer with FM/USB
LCD Display

Specification:
Power(RMS): 15W*2(4Ω)
USB/SD slot
LED digital display
With DV 12V input
Two MIC input
Size:W255*D205*H70(mm)
Package: W260*D255*H90(mm)/pc

Function manual of front panel
Aux card work instruction
MP3&FM card work instruction
PREV/VOL Down Under U disk or SD/MMC card playing state
Under SD/MMC card playing state, insert the U disk, the player automatically switches to U disc playing state UnDer U disc playing state,
insert the SD/MMC card, the player automatically switches to SD/MMC Card playing state
NEXT/VOL UP U disk or SD/MMC card playing state
SD/MMC&U disk input jack automatically identify and play priority
Multi-function display window, Such as loudness switch, Press the start stare
MP3/FM&AUX input into key
Master volume control knob clockwise rotation increases the volume, Counter clockwise rotation to reduce the volume
Bass& Treble adjust knob
Remote Control window
AC Power switch

Function manual of rear panel
FM antenna
AUX R/L audio input jack
R/L speakers output
DC 12V Power input jack
AC 220V~240V power input

Remote control function explanation
The USB&SD Card Broadcast/Suspends the Key
EQ balancer pattern establishment key
Keyboard area
The Volume increases/The reduced adjustment
Next/Vol UP U disk or SD/MMC card playing state
PREV/VOL Down Under U disk or SD/MMC card