LILIN LHS-DVR208-8KIT 8 Channel Digital Video Recorder with Network Capability H.264, 8 IR Camera and Pre-installed 500 GB Hard Drive 8-CH H.264 Advance Video Compression Technology. User Friendly Graphic User Interface. Mobile Remote Monitoring- iPhone, 3g, PDA, Mobile Windows 5, 6 Compactable. USB2.0 Flash Disk file backup (Flash Disk Not included). Network Audio, voice and live Monitoring. Multiple We Browsers support- IE, Firefox, Chrome, Safari etc Camera Features: Aluminum housing with IP68 (waterproof) rating, perfect solution for day/night applications. 24 Hours Surveillance . 420 TV Lines, Sony High Resolution CCD Sensor. 28 High Efficiency IR LED with radiant distance 66FT.