LTS LTD431LCDH6KIT 4-Camera H.264 Digital Video Recorder Security System with Built-In 7-Inch LCD Four cameras simultaneously digitally record; fully compatible with most home security systems Connects to any TV and monitor (optional); high quality video images Capable of unattended operation over long periods; remote control for ease of use Motion detection available; fast and easy installation - plug and play Advanced H.264 compression; Audio I/O/USB2.0 for back-up; remote view - IE based network monitoring