Color Observation System FEATURES Full-screen display of one camera at a time. Automatic sequential switching from one camera to the next in the full-screen mode. Vertical interval switching, preventing the monitor picture from rolling when the unit switches from one camera to the next when using HDC-3NO2L cameras. Automatic skip, to skip camera positions when in the sequental switching mode. Variable dwell time adjustment, from one to 60 seconds. Alarm inputs for each camera. Audible alarm which can be disabled. VCR audio input/output for video recording from each camera location and playback to the monitor. SPECIFICATIONS MODEL CCSS-34XX Signal NTSC/PAL Supply voltage 120V 60Hz / 230V 50Hz Power consumption 95W (with 4 cameras) Picture tube 14" Color  90 Deflection Angle Resolution Video inputs 4 Cameras on the monitor  1 from VCR, range : 1 Vp-p, Impedance : 75O terminated Camera looping out Camera#1 Only Video outputs RCA Phone Jack Audio inputs 4 Cameras on the monitor 1 from electorate condenser microphone (internal connection) 1 from VCR Audio outputs 1 to speaker (internal connection), 1 to VCR Channel switching time 1 to 60 seconds (adjustable) Alarm hold time 45 seconds (fixed) Alarm dwell time 4 seconds (fixed) Dimensions(W*D*H) 360mm * 372mm * 348mm Weight 15Kg