... Minimum illumination 0.005LUX/F1.2, Support double streaming, voice talkback optional, big lens, 12VDC, POE optionalKI-R13H20/IP540TVL 1 ... illumination 0.005LUX/F1.2, Support double streaming, voice talkback optional, big lens, 12VDC,POE optionalKI-R13M20/IP480TVL, 1 ... illumination 0.005LUX/F1.2, Support double streaming, voice talkback optional, big lens, 12VDC,POE optionalKI-R13L20/IP420TVL, 1 ...