(Features) System output resolution: 18.5-inch latest capacitive screen 4k. Real 3D effect, super visual enjoyment! Support dual HDMI+VGA screen, HDMI output; dual decoding function, let you preview a song you play. The latest 4-in-1 design Built-in wireless microphone and pre-mixer Easier to use "Video picture" function design, let you watch TV and watch videos. Select language song, song title, artist name, index number,.Download all 290,000 songs for free via cloud download. Songs Cloud is updated for 2 weeks. Pre-loaded songs: 4T (920,00 songs),With Wi-Fi receiver, built-in Chinese, English, Cantonese, Japanese and Korean songs and others..[Add and select songs] New song design: When adding songs to the unit, it will automatically set them as new songs, and you can easily get them in the "New Songs" list. Select songs: select songs via touch screen, mobile device and remote control. Add/play songs: download video files from U disk or download from cloud..[Hardware function] Use high-speed main processor eight-core processor up to 8GB of memory super memory flash memory chip. The six-layer PCB design of ultra-high fever professional audio decoder chip, long-term stable operation. Dual USB design, unlimited expansion of video output: VGA, HDMI, RCA audio output: RCA (R and L). Support file formats: CD, DVD, AVI, DAT, MPG, MP3, JEPG, BMP. Suitable for family entertainment, karaoke bar, karaoke business, company party..Important note: This product requires speakers and amplifiers to be used normally. In order to reduce the problem of return, please contact us to provide remote technical services and guidance for installation and use problems. Please contact WeChat: ANZ-CX WhatsApp: +8613530022277 We will answer you at any time!