H.264 video compression 240 PPS Recording quality/ rate adjustment per channel available. Support CMS (Central Management System) Audio Backup / Audio Streaming. Graphic User Interface ( GUI ). Support time-point backup function under Ethernet remote control mode. User can select any time period to process backup from remote side. Support time-search & event-search function under Ethernet remote control mode. Up to four online clients for independent remote control; individual live-time, play-back & time-search function available Support PPPoE/ Static/ DHCP IP & DDNS. Real Triplex, recording/ live-time & playback operation at the same time available. ID function supplied from IR remote controller. User can control different DVRs at the same time by using one IR remote controller