... CCTV Tester 2.5" TFT-LCD , 960(H)×240(V)resolution.Video Test,UTP cable test,Video signal generation,RS485 data test, 2.5 inch TFT LCD PTZ RS485 ... : ModelCCTV tester JE-MKM310Signal modeNTSC/PAL Auto suitableDisplay2.5" TFT LCD Screen, 960x 240 resolutionVideo Input 1 X BNCVideo Output1 X BNCCommunicationRS232, RS422 simplex ...