... high integration and high reliability. 9-36V wide voltage input, with the ignition-start, delay off 15 minutes 30 minutes 60 ... Input :4 composite video inputs: 1.0Vp-p/75Ω, BNC connector × 4 wire inputVideo output:Composite video output: 1.0Vp-p ... , Terminal inputAudio output: 2 channel audio output, BNC connector × 1 cable outputAlarm input :4 optical coupling inputAlarm output:relay output, normally ...