Power Input: DC12-24V +-10% input,
Power Output: DC10.5V-12V +-10%
Channel 1-4 auto switch.
PAL / NTSC auto switch
Trigger wire for each camera
Video input: 1.0vp-p, 75ohm
Display mode: 2 channel only show channel 1-2
4 channel- show channel 1-4 with quad
Operating Temperature(Deg. C): 0~+70
Size: 169*118*25 mm