Model NameSA-8615Speaker Unit15 inch + 1 inch tweeter + 5 inch midrangeFunctionsUSB/SD/Bluetooth/FM radio/Record/digital displayFeaturesOne button silencerNew trending functions as Applause/Whistle/Cheer/Start/Thanks/Mach Voicesadd 3.5 mm monitoring headphone input (for webcast/online show)Built-in U segment wireless frequency microphone 50 frequency pointsICDigital power amplifer IC : TPA-3116UnitPCBottonsVolume/Bass/Treble/Echo/MIC vol/GT.VOL/MIC priority/delay/MIC treble/MIC bass And H.P. VolumeInputMIC/Guitar/DC 12V/Audio/AUX input/3.5 mm Earphone inputOutputAUX/HP outAC110V - 240V /50-60HzDC/Battery12V 20AH / lead acid batteryMicrophonewith 2 PC UHF wireless microphoneWorking Time160-180 MinutesRemote1 PC remotePackage TypeCommon packagePacking Size435*405*740 mmCMB(m³)0.131 m³