Four channel DVR (Digital Video Recorder), which designed to be used in mobile recording solution. It comes with a compact, shockproof and less-power consuming CF-Card interface in order to maximize its effectiveness in mobile recording. Technically, CF-Card doesn’t have any moving parts inside so that it provides a great shockproof advantage over a normal hard disk drive (HDD). GN-704JLC is built based on non-PC type operating system (OS), so it won’t just freeze up while it is in operating and it won’t get malicious viruses or worms from the Internet, either. Additionally, easy graphical user interface (GUI) makes even PC-phobic users can operate the system without any difficulties.