M274QZ
7" Digital Display, LED Backlight, CVBS, 4 Port, Quad Viewing, Non Touchscreen, Non Recording, Auto Dimming, OSD Lock, Speaker, Reverse Polarity Protection, Heavy Duty Polymer Housing, Sun Shield, 4 Triggers, 4p or 6p mini-din, AMPS Mount, IP65 High Pressure Waterproof/Dustproof, 20G Vibration Rating, 150G Shock Rating
The M274QZ replaces the following parts:
MT002
MT028
RVHD-STM704QHDDZM
STM704QHDDZM