QSC26404 User’s Manual6Preview & Playback Functions:Supports one composite and one spot video output, and one VGA output.Supports fast/slow playback, pause, forward, backward, frame by frame, etc.Uses define preview layout.Supports one channel playbackNetwork Functions:Supports TCP, UTP, RTP, Multicast, DHCP, etc.Supports ADSL (PPPoE) dialup function.Remote parameters setup.Remote playback, download the recorded files in DVR.Remotely upgrade DVR firmware.Remotely control PTZ.Supports Internet Explore for network controlRemotely get alarm information of DVR.Others:Supports network voice talk.Supports PTZ local and remote control.Supports multi-lever user management.Supports local and remote search log function.Automatic recovery from exceptions leads to high reliability.SDK and demo source code available to shorten the application developmenttime.