| Video System | 
      NTSC    / PAL (auto detection) | 
    
    
      | Video Compression Format | 
      MPEG4 | 
    
    
      | Video Input | 
      4    Channels. Composite video signal 1 Vp-p 75? BNC | 
    
    
      | Video Loop Out | 
      4    Channels. Composite video signal 1 Vp-p 75? BNC | 
    
    
      | Video Output | 
      Main    Monitor Output: Composite video signal 1 Vp-p 75? BNC Call Monitor Output:    Composite video signal 1 Vp-p 75? BNC | 
    
    
      | Maximum Recording Rate | 
      Frame:    720?480 pixels with 30 IPS / 720?576 pixels with 25 IPS CIF: 352?240 pixels    with 120 IPS / 352?288 pixels with 100 IPS | 
    
    
      | Adjustable Recording Speed | 
      Frame:    30, 15, 7, 3 IPS / 25, 12, 6, 3 IPS CIF: 120, 60, 30, 15 IPS / 100, 50, 25,    12 IPS | 
    
    
      | Image Quality Setting | 
      Best,    High, Normal and Basic | 
    
    
      | Hard Disk Storage | 
      Support    SATA HDD*1, support HDD capacity over 1000GB | 
    
    
      | HDD Quick Cleaning | 
      Quick    clean up the "index system" of the recorded files. 1000GB under 2 seconds | 
    
    
      | Recording Mode | 
      Manual    / Timer / Motion / Alarm / Remote | 
    
    
      | Refresh Rate | 
      120    IPS for NTSC / 100 IPS for PAL | 
    
    
      | Audio I/O | 
      1    audio input, 1 audio output (Mono) | 
    
    
      | VGA Support | 
      Built-in | 
    
    
      | Motion Detection Area | 
      16    ? 12 grids per camera for all channels | 
    
    
      | Motion Detect Sensitivity | 
      4    adjustable variables with precise calculation for motion detection | 
    
    
      | Pre-alarm Recording | 
      Yes    (8MB) | 
    
    
      | Backup Device | 
      Network    / USB Flash Drive | 
    
    
      | Web Transmitting / Compression    Format | 
      MPEG4 | 
    
    
      | Ethernet | 
      10/100    Base-T. Support remote control and live view via Ethernet. | 
    
    
      | Web Interface | 
      Support    licensed software AP, IE browser and Mozilla Firefox browser | 
    
    
      | Remote Alarm Notification | 
      E-mail    images, and upload images to FTP site's specific account | 
    
    
      | Network Connection | 
      Support    TCP/IP, PPPoE, DHCP and DDNS function | 
    
    
      | PTZ control | 
      Support    PELCO-D protocol | 
    
    
      | IR Transmitter | 
      YES | 
    
    
      | Dwell Time (Sequential Channel    Switch) | 
      Programmable    with adjustable dwell time | 
    
    
      | Alarm I/O | 
      4    inputs, 1 output | 
    
    
      | Digital Zoom | 
      2X    digital zoom (live mode) | 
    
    
      | Key Lock | 
      Yes | 
    
    
      | Video Loss Detection | 
      Yes | 
    
    
      | Camera Title | 
      Support    up to 6 letters | 
    
    
      | Video Adjustable | 
      Hue    / Color / Contrast / Brightness | 
    
    
      | Date Display Format | 
      YY/MM/DD,    DD/MM/YY, MM/DD/YY, and Off | 
    
    
      | Power Source | 
      DC    19V | 
    
    
      | Power Consumption | 
      <42    W | 
    
    
      | Operating Temperature | 
      10?    ~ 40? (50?~104?) | 
    
    
      | Dimensions (mm) | 
      345(W)    x 68.3(H) x 225(D) | 
    
    
      | System Recovery | 
      System    auto recovery after power failure | 
    
    
      | Optional Peripherals | 
      Keyboard    Controller |