... , Yellow, Cyan, Green, Pink, Red, Blue and Black color bar generation to allow technician video inspect12V 750mA , can ... channel Audio Input SpecificationMODELST89B-4 CCTV Security TesterLCD adjust Adjustable brightness, contrast, color of LCDSignal modeNTSC/PAL ( ... OutputVideo Output Mode1.0 Vp-pPTZ controllerCommunicationRS232, RS422 simplex and RS485PTZ ProtocolPelco-D, Pelco-P; Samsung, Panasonic, ...