32" 4K UHD security CCTV monitor is operating 24/7. It supports 3 HDMI and 1 DP input. 32" security CCTV monitor featured a built-in Quad Video Splitter.
HDMI Multiviewer Switch 4 Port 4K Viewing Quad Multi-Viewer Switcher 4 in 1 Out with Audio Extractor for Security Camera Gaming - AliExpress
Quad Processor Video Splitter, Video Processors Switchers
4 Channel 4 CH Quad Processor CCTV Security Camera Video Screen Splitter Switch
High Resolution: 720x480 60Hz for NTSC; 720x576 50Hz for PAL Various Overlay Information: Camera Title, Real Time and Date, Alarm/Loss/Motion Message
UHPPOTE 4CH Color Quad System Video Splitter CCTV Camera Processor with Remote Control 5 BNC Adapter
Vehicle Backup Cameras Monitor System 12V/24V,4 x HD 1080P Front Side Rear View Camera + 7 inch Quad Split 4CH Car LCD IPS Monitor for RV Bus Truck Trailer Caravan Camper
Heart of Tafiti Baby Monitor with Cameras and Audio, 5 720p HD Quad View Split Screen, Low EMF, Pan-Tilt-Zoom Night Vision Cameras, No Wifi, Vox
How to Connect a Security Camera to a TV Monitor
32 Camera 4K NVR, 16 PoE Ports, H.265 H.264
GVision C32BI-AC-4000 32 4K UHD Commercial CCTV Monitor