... Design Technical specifications: ZY Products Parameters Model: ZY-LED-18.5 ItemValueAppearanceColorBlack, Light gray, BlackKeyssource, up, down,+,-, menu, ... Box Edgewise Crush5500N/mPoly-foam MaterialEPSPacking Bag MaterialPEPanelPanel Size18.5"Aspect Ratio16:9Pixel Pitch0.30mm*0.30mmActive Area409. ... in3.5mmAudio out3.5mmUSBMST6M16:JPG/MP3*1TVTV SystemPAL B/G(5.5MHz),I(6.0MHz),D/K(6.5MHz),NTSC ...