4-Kanal Netzwerk Video Encoder - Dahua
Full channel@960H realtime encoding
Support TV, VGA, HDMI synchronous display
Support quota video, multi-channel video synchronous playback
Support Mark Playback
Support high quality two-way talk
4 channel video and audio inputs
| Model | DH-NVS0404HF-A-E |
| System | |
| Main Processor | High performance dual-core embedded microprocessor |
| Operating System | Embedded LINUX |
| Video Parameters | |
| Video Compression | H.264 |
| Video Standards | PAL(625Line,50f/s),NTSC(525Line,60f/s) |
| Surveillance Image Quality | PAL (960×576),NTSC(960×480) |
| Playback Image Quality | Support 960H@25fps |
| Image Control | Image quality adjustable,optional for variable stream and fixed stream |
| Dual Stream | Able to set dual stream for each channel, the highest resolution of vice stream cannot exceed the main stream's |
| Image Motion Detection | Able to set 396(22×18) detection area for each screen; Multi-level sensitivity;6-levels adjustable |
| Privacy Masking | 4 rectangular zones (each camera) |
| Audio Parameters | |
| Audio Compression | G.711A?G.711U?PCM |
| Two-way Talk | Support independent Intercom |
| Recording | |
| Recording Mode | Manual, MD, Schedule, Alarm |
| Priority:Manual>Alarm>MD>Schedule | |
| Recording Save | HDD, Network |
| Recording Speed | 960H@25fps |
| Recording Playback | 4 channel realtime playback |
| Backup Mode | Support storage and backup in HDD,CD/DVD-RW and U-Disk |
| Video | |
| Video Input | 4 channel BNC |
| Video Output | 1 BNC(1.0Vp-p, 75ohms)?1 VGA?1 HDMI |
| Snapshot | JPEG |
| Audio | |
| Audio Input | 4 channel |
| Audio Output | 1 channel |
| Alarm | |
| Alarm Input | 16 channel(Set normal open or normal close switch to choose alarm type) |
| Alarm output | 3 channel relay output(include 1 controlled DC + 12V output) |
| General | |
| Network | RJ-45 (10/100Base-T) |
| Communication | RS485,Supports half-duplex,Green binding posts interface,RS232,DB9 |
| USB | 2 USB 2.0,1 on front cover,1 on rear panel |
| HDD | 2 internal SATA |
| Power Supply | DC +12V |
| Power Consumption | =25W(with adapter?without HDD) |
| Working Temperature | -10?-+55? |
| Working Humidity | 10%-90% |
| ATM | 86kpa~106kpa |
| Dimension | 1U Standard industrial chassis,440mm(W)×300mm(D)×42.1mm(H) |
| Weight | 1.5-2.5KG(without HDD) |
| Installation | Desktop installation |
