... (4CH D1)QUALITYWorst, Worse, General, Good, Better, BestMOTION DETECTIONSensitivity: Multi Level,8*8GridPLAYBACKPLAYBACK FRAME RATE(PAL)120(100)FPS /D1 ... ; 4CH D1MULTI CHANNEL PLAYBACK1, 4SPEEDNormal,Slow&FF(1/4,1/3,1/2,1,2*,3*,4*)SEARCH METHODTime, Event, Channels and ... /1000 Mbit/sWIFI External ModuleYes, with USB 2.0 Port, 100MetersGUI INTERFACESupported GUI 16 Bit True ColorPTZ PROTOCOL1*RS485, ...