Video
   Video Input: 4 channels with BNC Jack connector
   Surveillance Channel: 6 cards at most, to form 24 surveillance screen display modes
   Screen Display Modes: 4/9/16/25
   Video Resolution:720*288, 352*288, 320*240 (configured by software)
   Total Frame Rate: 60 fps with NTSC; 50 fps with PAL
   Image Color: Configurable independently for each channel
   Screen Watermark: Support time watermark for recorded files;
   Support words watermark on screen when previewed
Audio
   Audio Input: One channel using sound card
Recording
   Video Compression Format: Latest MPEG-4/ENCODE 9
   Compression Rate: Configurable, 30-120M Per hour of Action for each channel
   Media Format: dvr
   Filing Duration: 1 hour
   Recording Mode: Auto, manual, scheduled, motion detection
   Memorization: Circular filing in harddisks, support remote backup
   Digital Photo: When playback, support photo capture in BMP file format
Alarming
   4 sensor input, 4 alarm output
   4 monitoring channels, 4 step sensitivity scale, user selectable motion     detection area
   Auto alarm notification via e-mail and dial-out
Security
   Support Administrator and Ordinary User operation scale
   View only by Unauthorized Users
   Support encapsulating for individual screen, that is, recording without     surveillance
   For safety¡¯s sake, recorded video files cannot be editted
Network
   Support TCP/UDP protocol
   Remote Transmission Modes: PSTN for Modem of 56kbps or above
   LAN and Internet for TCP/IP
   Port: 9000, 9001, 9002
   Support control from IE, Windows Media Player, NetPlay, and dynamic IP
PTZ Control
   Digital Decode Control Protocol: Pelco-D, Pelco-P, ETHER
Software Environment
   Operation system: Windows 2000 Professional / Server / XP
   Support Library: DirectX8.0 or above