... 3,Can add vedio function 4, key button with remote LED Display USB/ SD,FM 2.1Channel Speaker system Features:1, Used ... satellite choose, big size satellite can bring more value5,LED display screen, USB,SD card can add mp4/5 format for enjoy ... *492MM/3SETS3.Quantity:602sets/20gp,1032sets/40ft,1462sets/40'HQ LED Display USB/ SD,FM 2.1Channel Speaker system