4 channel, 30Fps, External USB input, with audio, not expandable to more than 4 cameras

Product Description:

• 4 channels video input in one card, the maximum display/recording rate is 25 fps under PAL format, and 30 fps under NTSC format.
• 1/4/6/8/13/16 screen display modes are available.
• Multi alarm triggering method: sensor, motion, video loss, and HDD space shortage.
• Support schedule recording mode, recycling recording method available.
• MPEG4 video compression format. 5 level recording quality options available, and the recording frame rate range from 1 to 30 fps adjustable for each channel.
• Support multi-channel playback, searching by time/date and recording events, images can be zoom/capture/save/print/backup.
• Support remote surveillance and PTZ control through web browser, support dynamic domain name
• Remote playback function.
• Configurable auto reboot function for preventing PC deadlock.
• Support Auto-Mail, Emap and smart phone