| Model | DH-NVR0404MF |
| System | |
| Main Processor | Dual-core embedded processor |
| Operating System | Embedded LINUX |
| Video | |
| IP Camera Input | 4 channel |
| Audio | |
| Two-way Talk | 1ch Mic in, 1ch Mic out |
| Display | |
| Interface | 1 HDMI, 1VGA, 2TV |
| Resolution | 1920×1080, 1280×1024, 1280×720, 1024×768 |
| 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.711/PCM |
| Resolution | 1080P(1920×1080)/720P(1280×720)/D1(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 | Max 200 Mbps |
| Bit Rate | 48~8192Kb/s |
| 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 out, Email, FTP, Snapshot, Buzzer & Screen tips |
| Video Detection | Motion Detection, MD Zones: 396(22×18), Video Loss & Camera Blank |
| Alarm Input | 8 channel |
| Relay Output | 3 channel |
| Playback & Backup | |
| Sync Playback | 1/4 |
| Search Mode | Time/Date, Alarm, MD & Exact search (accurate to second), Smart search |
| 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/eSATA Device/Network/Internal HDD |
| Network | |
| Ethernet | 1RJ-45 port (10/100/1000M) |
| PoE | 4 ports(IEEE802.3af/at) |
| Wireless Network | Built-in 3G/4G/Wi-Fi module(optional) |
| Positioning | GPS(optional) |
| Network Functions | TCP/IP, UDP, DHCP, DNS, IP Filter, PPPOE, DDNS, FTP, Email, Alarm Server |
| Max. User Access | 128 users |
| Smart Phone | iPhone, iPad, Android, Windows Phone |
| Storage | |
| Internal HDD | 2 SATA ports up to 4TB |
| External HDD | 1 eSATA port |
| Memory Slot | 1 SD card |
| Auxiliary Interface | |
| USB | 3 ports, 2USB 3.0 |
| RS232 | 1 port, For PC communication & Keyboard |
| RS485 | 1 port, For PTZ control |
| G-sensor | Support |
| UPS | Support |
| CAN port | Power supply for PTZ |
| General | |
| Power Supply | 6V~36V |
| Power Consumption | ≤15W |
| Working Environment | -30°C (heater optional)~+60°C / 10%~95%RH / 86~106kpa |
| Dimension(W×D×H) | 180mm×208mm×100mm |
| Weight | 3KG(without HDD) |
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