Question on CCTV Monitors

At the moment I am using my computer monitor for my CCTV setup but, if I want to have a look at what my camera is showing, I have to leave what I am doing and then toggle the HDMI splitter/switch which, in itself isn't a big problem. However, I have now decided that I would prefer to have a constant image available whilst I am working at the computer which I can glance at regularly but, which obviously will necessitate a second monitor.

My question is, do I need to purchase a specific CCTV...

Question on CCTV Monitors