| System |  
  | Main Processor |  Embedded microprocessor |  
  | Operating System |  Embedded LINUX |  
  | Video |  
  | Input |  4 channel |  
  | Standard |  NTSC(525Line, 60f/s), PAL(625Line, 50f/s) |  
  | Audio |  
  | Input |  4 channel |  
  | Output |  1 channel |  
  | Two-way Talk |  1 channel Input, 1 channel Output |  
  | Display |  
  | Interface |  1VGA, 2 TV |  
  | Resolution |  1280×1024, 1280×720, 1024×768, 800×600 |  
  | Display Split |  1.4 |  
  | Privacy Masking |  4 rectangular zones (each camera) |  
  | OSD |  Camera title, Time, Video loss, Camera lock, Motion detection, Recording |  
  | Recording |  
  | Video/Audio Compression |  H.264 / G.711A |  
  | Resolution |  D1/4CIF(704×576/704×480) / HD1(352×576/352×480) / 2CIF(704×288/704×240) / CIF(352×288/352×240) / QCIF(176×144/176×120) |  
  | Record Rate |  Main Stream |  Full channel @ CIF (1~25/30fps) |  
  | Sub Stream |  QCIF(1~25/30fps) |  
  | Bit Rate |  48~4096Kb/s |  
  | Image Quality |  1~6 level(level 6 is the best, VBR effectively) |  
  | Record Mode |  Manual, Schedule(Regular(Continuous), MD, Alarm), Stop |  
  | Record Interval |  1~120 min (default: 60 min), Pre-record: 1~30 sec, Post-record: 10~300 sec |  
  | Video Detection & Alarm |  
  | Trigger Events |  Recording, PTZ, Tour, Alarm, Email, FTP, Buzzer & Screen tips |  
  | Video Detection |  Motion Detection, MD Zones: 396(22×18), Video Loss & Camera Blank |  
  | Alarm Input |  7 channel |  
  | Relay Output |  2 channel |  
  | Playback & Backup |  
  | Sync Playback |  1 / 2 / 4 |  
  | Search Mode |  Time/Date, Alarm, Motion Detection & Exact search (accurate to second) |  
  | Playback Functions |  Play, Pause, Stop, Rewind, Fast play, Slow play, Next file, Previous file, Next camera, Previous camera, Full screen, Repeat, Shuffle, Backup selection, Digital zoom |  
  | Backup Mode |  USB Device / Network |  
  | Network |  
  | Ethernet |  RJ-45 port (10/100M) |  
  | 3G |  Optional |  
  | GPS |  Built-in high accurate GPS module(optional) |  
  | Network Functions |  TCP/IP, UDP, DHCP, DNS, IP Filter, PPPOE, DDNS, FTP, Email, Alarm Server |  
  | Remote Operation |  Monitor, PTZ control, Playback, System setting, File download, Log information |  
  | Storage |  
  | SD card port |  2 SD cards |  
  | Auxiliary Interface |  
  | USB |  2 ports (1 Rear), USB2.0 |  
  | RS232 |  1 port, For PC communication & Keyboard |  
  | RS485 |  1 port, For PTZ control |  
  | General |  
  | Power Supply |  +6-36V |  
  | Power Consumption |  <8W(without SD card) |  
  | Working Environment |  -10°C ~+55°C / 10%~90%RH / 86~106kpa |  
  | Dimension(W×D×H) |  178mm×152mm×50mm |  
  | Weight |  1.5KG(with HDD) |  
  | Vibration-proof |  5Hz~300Hz: X / Y / Z each direction 8 hours |  
  | 5Hz~11Hz: Vibration amplitude 10mm |  
  | 11Hz~300Hz: 50m/s2 |