| Model | ST3504E | ||
| system | Main professor | High performance embedded microcontroller HUAWEI HI3515 | |
| Operating system | Embedded LINUX | ||
| System resources | Multi-channel real-time recording, playback, multi-channel network, USB backup | ||
| Interface | Operation interface | 16-bit true color graphical menu interface and mouse support | |
| Menu display | 1/4 screen | ||
| Video | Video standards | PAL (625line,50f/s); NTSC(525 line,60f/s) | |
| Video Recording | D1:PAL 1f/s-25f/s NTSC 1f/s-30f/s | ||
| Video compress standard | H.264 Mainprofile | ||
| Code ability | 100/120fps(D1); | ||
| Motion detection |
Zones:396(22*18)detection zones,Sensitivity:1-6(6 is highest) Trigger recording,PTZ movement,tour,alarm,email,snapshot & FTP |
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| Audio | Audio compression | G711A | |
| Bidirectional talk | Support | ||
| Record and playback | Recording mode | Manual>alarm>Dynamic Detection>Time | |
| Playback | One channel or multi-channel playback | ||
| Search mode | Time/Date, Alarm, Motion detection and exact search(according to second) | ||
| Storage and Backup | Space Occupation | Audio:28.8MB/H+Video:25～450MB/H | |
| Video storage | Hard disk, network | ||
| Backup mode | Network download/USB/SATA HDD | ||
| Interface | Video input | 4 channel BNC,1.0Vp-p,75Ω | |
| Video output | 1 channel BNC,1.0Vp-p,75Ω,1channelVGA | ||
| Loop output | Not support | ||
| SD interface | Not support | ||
| Audio input | 4 channel RCA,200-2800mV,30KΩ | ||
| Audio output | 1 channel RCA,200-3000mV,5KΩ | ||
| Alarm input | No | ||
| Alarm output | NO | ||
| Network interface | RJ45 10M/100M | ||
| PTZ control | Support almost all the PTZ protocol | ||
| USB interface | 2 ports | ||
| Hard disk | 2 SATA port (max 2048G) | ||
| Other | Power supply | 12V/5A | |
| Power consuption | <10W(Hard disk is not included) | ||
| Work temperature | 0℃-+55℃ | ||
| Work humidity | 10%－90% | ||
| Atmosphere pressure | 86kpa－106kpa | ||
| Net Weight/pcs | |||
| G.W./pcs | 2.9kg | ||
| Dimension | 348*325*65mm | ||
| Inner box Dimension | 390*410*100mm | ||
| Case Dimension | 410*430*520mm | ||
| Each Case | 5pcs | ||
