Lorex 4 Channel LX425W Wireless Security System 500GB HD 2 480TVL Cameras Watch over your world from anywhere with the powerful and economical ECO Series DVR. Intuitive menu options with simple icons allow for fast and efficient DVR programming, making setup quick, easy and trouble-free. Including 2 wireless cameras, this expandable DVR system is the ideal choice for home or business security. Protect what matters most by recording important events to a pre-installed 24/7 security grade hard drive, providing weeks or even months of reliable recording. Superior 960H real-time recording Resolution ensures that viewing playback looks identical to viewing live images. Signal Format‎-Digital ‎Color Night Vision New in Box