... model: T894 Specification CCTV TesterPROVideo TestSignal modePAL/ NTSC auto adaptDisplay3.5 inch digital TFT LCD, 960 X 240 resolutionLCD adjustmentBrightness, Contrast, Saturation ... RS485ProtocolCompatible with more then 20 protocls such as Pelco D/P, Samsung, Panasonic, Lilin, Yaan... etc.Baud Rate150, 300, 600,1200 ... X 94mm X 36mm /340g CCTV Kamera PTZ Test Tester digital multimeter 3.5" TFT