Night Owl’s 4BL-45GB is an advanced 4 channel H.264 smart DVR that allows you to access it remotely from both the internet via Internet Explorer and/or select 3G/4G smart phones and tablet pc’s including your iPhone , Android and select Blackberry Models. This video security kit provides you with everything that you will need to setup you DVR security system yourself. The 4BL-45GB will ease your mind when monitoring your home or business with all of the features that are included. This system comes with 4 night vision cameras that can record up to 45 feet in complete darkness and a vandal proof 3-axis mounting bracket. One camera comes equipped with audio that will record up to 20 feet. The DVR is packed with features like motion activated recording, real time email alerts, digital watermarking of recorded files, USB backup, D1 recording, 500GB pre-installed hard drive and a simple point and click interface. Night Owl’s surveillance systems do not charge any monthly fees and give you around the clock security day or night, so stop paying monthly fees for an outdated alarm system. In addition, Night Owl is one of the only security companies with 24/7 technical phone support (1-866-390-1303). Rest assured that you will able to reach us any time, any day.