1. Creative all-in-one design, screen panel 270 degrees revolving and 180 degrees ... Model NO: 7004LD 4CH (white color case) 1. Creative all-in-one design, screen panel 270 degrees revolving and 180 degrees ... : live ,record , playback, network at the same time. Operation SystemEmbedded Linux Operation SystemOperation InterfaceGUI, support mouse, panel board, remote controllerVideo systemPAL ...