Model: YK No.12, 12V12A lithium iron phosphate, 12-inch bass + 6-inch midrange + 4-inch treble three-way frequency, 32G memory, 1G operation, 17-inch display screen, projector 380 lumens can be enlarged only 200 inches, microphone Double u red and blue belt 18650 charging, with sound card special effects, can live broadcast, dual USB ports, support MP3, MP4, MP5, MIKV, FLV, AVI, MOV, F4VPG, multi-touch, 1080P high-definition resolution, with WIFI, go out Can connect to mobile phone hotspot, built-in Android 5.1.1 system and KTV dual system, support voice song order, support video MKV, FLV, MP4.AVI, MOV.RMVB, MPG, KTV effect, karaoke machine, watch live TV, TV channel , games, software have everything you expect, with DSP effect Product size: height 800* depth 300* width 400MM.