Features Specifications:sell magic karaoke microphone MK 100 FEATURESDownload the latest songs from internet by userIntelligent select songs(select songs by song number or initial letter)Support Hard Disc(maximum capacity 160G)Come with 8pcs SD slotsSupport 2pcs wireless microphones with 18 keys MK100Support 2pcs wired digital microphones with 12 Keys SJ1001PC free 1G SD card with more than 20000 MIDI Song (Chinese, English etc.)Compatible with DAT.AVI.VOB.MP3.JPEG.MPG formatEcho,Key,Tempo,Volume control,song reserve,random/repeat/continuous play Dimensions: 460 x 250 x 390mm G.W.:8.50kgs SPECIFICATIONChip slot 8pcs SD solts SD card 1pc free 1G Built-in songs More than 20000 Moving background Yes Downloading Yes TV system AUTO/NTSC/PAL Horizontal Definition(TV line) More than 250 Video out Vp-p(V) 1+/-0.2 Output Impedance 75ohm Power requirement DC12V/1.5A Power consumption Less than 15w