3.5" LCD CCTV TESTER 1.DC12V 1A power output for camera 2.Digital Multimeter 3.Cable Testing 4.RS232,RS422,RS485,PTZ CCTV TESTER 3.5-Inch TFT LCD CCTV ... ,9600,19200bpsVideo Signal GenerationColor bar generationOutput channel colorbar video signal for testing monitor or video cableUTP CABLE TEST UTP cable testTest UTP cable ...