* H.264 compression records at a lower bit rate for high quality playback, longer recording with less storage required * Support mobile phone live view via GPRS/CDMA/EDGE/3G net * Multitask processor for simultaneous recording, network surveillance and mobile phone live view * Support 4-channel playback at the same time, classification of inquire via seconds, convenient to index and record * Professional file system: - Avoid disk fragments among subsection recording - Protect private data with extreme security - Supports SATA HDD of all capacity * User-friendly interface: 16 bit true color, semi-transparent graphical user interface with instruction hint on screen. Easier control with USB mouse * Suitable for fields as home, supermarkets, chain stores, community security or villa * Super compact design, low power consumption * Hi-speed backup/upgrade/record via USB2.0 * Virus free Linux O/S, auto system upgrading * Unparalleled reliability for 24X7 operating