1.3.5"Optical fiber tester with PTZ Audio Video tester 4.RS485data analysis,UTP cable tester 5. ... in IRE or mVPower OutputPower outputDC12V, 1AAudio TestAudio input1 channel Audio inputPTZ controllerCommunicationRS232, RS422 simplex and RS485PTZ ProtocolCompatible with more ... °CWork Humidity30%-90%Dimension/Weight112mmx189mmx47mm / 500g Hot 3.5inch Optical fiber tester with PTZ Audio Video tester