Features:

| Function | VM-3004-HD | |
| System | Language | English / Chinese | 
| Operation Interface | Graphical User Interface(OSD menu) | |
| Password Security | 2 Levels: Administrator & User | |
| Video | Video Input | Supports 4 channels CIF/HD1/D1/960H/720P AHD camera Video input Supports 2-CH 720P AHD + 2-CH 960H analog mixing Video input Supports 1-CH 720P/1080P IPC + 4-CH 720P AHD/960H/D1/CIF Video input  |  		
| Video Output | 2 Channels (Front Panel 3.5mm Jack, Rear Panel on 24pin I/O Port) | |
| Video Display | Single picture, 1~5 pictures | |
| Signal System | PAL / NTSC ( PAL@100 frame 720P/sec; NTSC@120 frame 720P/sec ) | |
| Image Compression | H.264 Main profile | |
| Audio | Audio Input | 4 Channels | 
| Audio Output | 2 Channels (Front Panel 3.5mm Jack, Rear Panel on 24pin I/O Port) | |
| Record Format | Synchronized A/V recording | |
| Recording & Storage | Image Resolution | CIF / HD1 / D1 / 960H / 720P /1080Poptional | 
| Video Coding | ISO14496-10 Industry Standard | |
| Video Bit Rate | CIF: 1536Kbps ~ 128Kbps, | |
| HD1/D1: 2048Kbps ~ 400Kbps, | ||
| 960H: 2048Kbps ~ 400Kbps, | ||
| 720P:4096Kbps ~ 400Kbps | ||
| 1080P:4096Kbps ~ 400Kbps | ||
| Select from 8 Levels of Video Image Quality ranging from 1(Highest) to 8(Lowest) | ||
| Audio Bit Rate | 40Kbps | |
| Storage | Up to 2TB HDD/SSD and 1 SD card for backup(at 3G/4G/WIFI model option) | |
| Alarm | Alarm Input | 8 Channels, Select Trigger for either less than 1VDC or greater than 5VDC | 
| Alarm Output | 1 Channel, 12V output | |
| Communication Ports | RS485 | 1 Port for PTZ control or Data Device usage | 
| RS232 | 2 Port for communication or data usage | |
| RJ45 Network | 1 Port of RJ45, For connection to an IP camera with maximum of 1080P | |
| USB | 2 Ports for USB 2.0, the front panel one to download video files & upgrade firmware; the rear panel one is optional. | |
| Wireless Communication* | 3G* | 3G (HSUPA / HSDPA / WCDMA / EVDO / TD-SCDMA) optional Internal module | 
| 4G* | 4G (TDD-LTE / FDD-LTE) optional module to match local cellular carrier | |
| Wi-Fi* | Internal Wi-Fi 802.11b/g/n ( 2.4 / 5.8 Ghz) optional | |
| GPS* | Int'l Standard GPS | Internal GPS module. Real-time geographic coordinates, speed information | 
| G-Sensor | Internal G-Sensor | Supports 3 Axis Motion Detection with user set ranges, for X, Y and Z coordinates | 
| Software | PC Playback | A/V, GPS, Mapview, Speed, G-Sensor, etc. files available for playback on PC. Limited playback is also available on MDVR | 
| IVMS | Wireless (require Wi-Fi or cellular Option) real-time A/V monitoring, GPS, alarms, etc. | |
| Software Upgrade | Local or Remotely | Upgrade through the front USB2.0 or remotely via IVMS platform | 
| Voltage Input | +8~+36V | 8~36VDC Please check operational voltage of vehicle prior to the installation of the MDVR and its accessories to prevent possible damage | 
| Voltage Output | 12V | 12V(+/-0.2V),Max 3A | 
| ACC Detection | ≤4V | Power-off | 
| ≥6V | Power-on | |
| Video Input Resistance | 75Ω | 75Ω | 
| Video Output Voltage | 2Vp-p | 2VP-P CVBS output analog signal, screen input requires 75Ω resistance | 
| I / O Port | <1V | Low voltage trigger | 
| >5V | High voltage trigger | |
| Operational Temperature | -40℃~80℃ | Install in well ventilated area, protected from moisture, heat, dust and vibration | 
| Dimensions | 192x184x61mm | Including Security Cover 248x184x61mm | 
