... 4*4-40 inch DID Video Wall 4*4-40 inch DID Video Wall40inch LCD VIDEO WALL,Full-screen display, single-screen display ... , any combination of shows, background40inch LCD VIDEO WALL ModelEFF1040 4X4PCSDimension911.1(W)×522.3(H)×95(D)mmResolution1920 ... home multimedia TFT-LCD TV in the flat-panel displays, AV audio-visual products, display terminals, and digital information display( ...