Technical Specifications:
4 Channel H.264 Digital Video Recorder with Network/DDNS Server
Model Name D4RS250
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| Channel | 4 Channels | |
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| Input Level | BNCx4, | ||
Video |
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| Signal Format | NTSC/PAL | |||
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| Video Loss Check | Yes | |||
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| Output |
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| VGA | I VGA (1280 x 1024 @ 60Hz) | ||
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| BNC | 1 BNC (Switchable as SPOT) | |||
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Audio |
| Input & Output | 4 Line input & 1 Line output | ||||
| Audio Codec |
| G.711 (ADPCM) | ||||
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| Compression |
| H.264 | |||
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| Playback/Record/Network/Backup | |||||
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| D1 | 120fps | |
| Resolution |
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| Half D1 | 120fps | ||
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| CIF | 120fps | |
Recording | Recording Quality Grade | 5 Grades | |||||
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| Recording Mode | Continuous/Schedule/Motion/Sensor/Manual | ||||
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| Motion Detection | Motion detection setup by Grid | ||||
| Recording By Channel Resolution | Yes | |||||
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| Pre Recording |
| 1fps for 10 seconds before event | |||
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| Post Recording | 10 sec. to 3 min. after an event | ||||
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Display |
| Frame Rate |
| NTSC: 30fps/ch, 60 fields / PAL: 25fps/ch, 50 fields | |||
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| 1, 4 | ||||
Playback | Playback Speed |
| Single Channel | x 2, 4, 8, 16 | |||
| x 2, 4 | ||||||
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| Search Mode |
| Timeline, Event, Archive, Log | |||
| HDD |
| Interface Type | Serial ATA I | |||
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| Internal HDD Number | 1 | ||||
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Storage |
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| USB Flashdrive | Video & Still Image | |||
Backup |
| USB External HDD | Video & Still Image | ||||
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| Network | Video & Still Image | |||
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| USB Port |
| 2 (Front 1, Rear 1) | ||
User I/F |
| Menu Display |
| GUI | |||
| Input Method |
| Mouse | ||||
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| Dynamic DNS |
| Yes (Free DDNS) | |||
Network |
| Network Interface | 10/100 | ||||
| Dual Encoding for Network Streaming | CIF 60fps/50fps | |||||
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| Web Viewer |
| Live, search, Backup, Remote Setup | |||
Network Access |
| 3G Mobile Viewer | Live, Setup | ||||
Single Site Monitoring SW | Live, Search, Backup, Remote Setup | ||||||
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| Multi- Sites Monitoring SW | Live, Search, Backup, Remote Setup | |||||
| DLS (Day Light Saving) | Yes | |||||
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| Internal Beep |
| Motion, Video Loss, HDD Error | |||
Features |
| Yes | |||||
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| S/W Upgrade |
| USB Flash Drive/Network | |||
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| NTP |
| Yes | ||
Power |
| Power Supply Voltage | DC 12V 3A | ||||
| Operation Temperature |
| 40°F to 104°F | ||||
| Weight |
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| 2.2 lbs. | ||
| Dimensions |
| 13.4”W x 2.75”H x 9.8”D | ||||
For more information contact Speco Technologies 200 New Highway, Amityville, NY 11701
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