The lion-4250 is an advanced H.264 smart DVR that allows the user to access it remotely from both the internet via internet explorer andor select 3G smart cell phones including your iPhone. The Lion-4250 includes 4 indooroutdoor night vision cameras with 60ft of cable per camera, a pre-installed 250GB security hard drive and a simple point and click interface all combined into an easy to use H.264 smart DVR. This unit gives you the ability to monitor your home or business remotely, which is a must in today's environment.