Night Owl K-44500C H.264 4 Channel Network DVR with 4 Vandal-Proof Night Vision Cameras (45 ft.), 500 GB Hard Drive and Smart 3G Cell Phone Access Including iPhone&reg; H.264 technology delivers stunning video quality at remarkably low data rates Having the ability to check on your home or business has never been easier. This smart H.264 DVR will allow you to view all of your cameras remotely on select 3G smart phones This network ready H.264 DVR kit allows you to view and control your system over the internet using Internet Explorer Each camera comes with a 3-axis bracket. The bracket allows the camera cable to be run directly through it and into the wall thus not leaving the cable exposed The DVR comes equipped with a state of the art, easy to use icon based interface Motion activation allows you to record only when necessary, and makes it easy to find important footage during video playback. This will save you time and conserve hard drive space The 4 indoor/outdoor color cameras provide you with a clear, crisp, and enhanced image at 400 TV lines of resolution. The cameras come equipped with 24 infrared LEDs that allow you to see in the darkness, up to 45 feet away! The kit comes equipped with 1 audio enabled camera. This will allow the user to record audio from that location up to 20 feet away The built-in USB port allows you to backup your important video footage directly to a USB flash drive or external USB hard drive Utilizing Triplex technology the DVR allows you to record, playback and view live video remotely all at the same time. This ensures that you do not miss any important video footage no matter what you are doing The DVR gives you the option when the hard drive is full to either stop recording or overwrite your old footage. Overwrite mode will automatically delete the oldest file and replace it with newly recorded file The DVR displays all four cameras in a quad screen giving you the ability to view all 4 cameras at once Password protection ensure only you and authorized users can access the DVR locally or remotely. This includes the ability to start or stop the recording Unlike other security systems Night Owl does not charge for you to control or view your DVR over the internet. Log on as often and as long as you would like with absolutely NO fee's whatsoever