nvr system cost estimator 2
https://echo-wiki.win/index.php/Why_a_Free_CCTVDesignTool_Makes_Planning_Your_Security_System_Easier
Trying to figure out how much a full NVR system will set you back? This tool breaks down each cost based on the number of cameras, storage days, and recording resolution you need. It’s a practical way to budget for everything from the NVR unit itself to hard drives and cabling without getting lost in wild guesses.