... output for camera 2.Digital Multimeter 3.Cable Testing 4.RS232,RS422,RS485,PTZ CCTV CAMERA TESTER 3.5-Inch TFT LCD CCTV ... TestSignal modeNTSC/PAL (Auto adapt)Display3.5 inch digital TFT-LCD ,960 x 240 resolutionLCD adjustmentBrightness, Contrast, Saturation adjustableVideo ... bar generationOutput channel colorbar video signal for testing monitor or video cableUTP CABLE TEST UTP cable testTest ...