... Cable Test - the wiring condition (disconnected, short of UTP cable) can be tested nad show in the screen clearlyVideo ... Auto suitableDisplay2.5" TFT LCD Screen, 960x 240 resolutionVideo Input 1 X BNCVideo Output1 X BNCCommunicationRS232, RS422 simplex and ... generatingOutput Green, White, Black and Blue screenUTP cable Testtest UTP cable connect situation and display on screenRS485 data testtest ...