... tester5) DC12V 1A power output for camera, Audio testing6)Lithium Ion Polymer Battery support 12 hours ... or mVPower OutputPower outputDC12V, 1AAudio TestAudio input1 channel Audio inputPTZ controllerCommunicationRS232, RS422 simplex and RS485PTZ ProtocolCompatible with ... , Lilin, Yaan, etc.customizedBaud Rate150,300,600,1200,2400,4800,9600,19200bpsVideo Signal GenerationColor bar generationOutput 1 ...