| Item | Parameter |
| OS | Linux |
| Language | English/Chinese/Customized |
| Video Compression | H.264 Compression |
| OSD | Overlays information such as date time and vehicle ID |
| GUI | Graphical User Interface | Setup system parameters with the remote control. |
| Video Record System | Video Input | 4CH 720P AHD input/SD input/mixed input,aviation connector, 1.0Vp-p, 75Ω |
| Video Onput | 2CH CVBS+ VGA output for optional, 1.0Vp-p, 75Ω,Aviation,Support 1CH Full Screen,4CH Screen view |
| Preview | Support 1 channel and 4 channels preview.,Support Manual/Alarm Trigger full screen preview |
| Resolution | 720P/D1/HD1/CIF, MAX:4 channels 720P and 4 channels D1 |
| Image Quality | 0-7 levels, 0 is the highest level. |
| Video Standard | PAL: 100f/s , CCIR625 line,50field; NTSC: 120f/s, CCIR525 line,60field; CIF: 256Kbps ~ 1.5Mbps, 8 level video quality optional; HD1: 600Kbps ~ 2.5Mbps, 8 level video quality optional; D1: 800Kbps ~ 3Mbps, 8 level video quality optional; 720P: 4Mbps-6Mbps, multi level video quality optional |
| Record Mode | The default setting is auto recording after power on. Timed recording, alarm trigger recording and manual recording are supported. |
| Audio | Audio Input | 4CH Aviation Plug Input |
| Audio Output | 2CH,headphone connect at front panel, BNC Connect on Back panel |
| Compression | G.726 compression, 8KB/s speed |
| Alarm Input | 7CH Alarm Input,1CH AD Input,impulse speed input,Alarm Linkage |
| Alarm Output | 2CH Alarm Output,Support Light/Sound alarm sensor,Oil/Power cut off |
| Interface | 3CH RS232, POS/Fuel Sensor/LED Advertisement Connection |
| 2CH 485 Interface,Connect PTZ Camera |
| 2CH CAN interface |
| Wireless Transmission | Support Built in 3G transmission,, WCDMA, CDMA2000,GPRS, EDGE； Built in 4G module optional, TDD-LTE, FDD-LTE |
| GPS Position | Support Built GPS/BD Module |
| | HDD | Max 2.5” 2TB HDD |
| Storage | SD Card | Max 128GB SD Card Mirror Recording Keep Data Safety |
| Update | Support USB Updating, SD Card Updating,OTA Remote Updating |
| File Format | H.264 |
| File System | Special FAT32 File System |
| | USB | USB Interface on Front Panel for data back up by U Disk,Hard Disk |
| Record Replay | Video Search | Search By Record Time/Record Type etc |
| Playback | Max support 4CH Replay /Stop/Fast/Slow at same time |
| Support forward and backward play at the speed of: x 2,x4,x8,x16. |
| Security | User/Admin 2 Level Different Password |
| Optional Functions | Voice Call | Support voice call each other |
| Serial Expand | Support LED Advertisement Panel,Oil Sensor,POS,Bus Station Broadcaster,Car OBD,ect.external device |
| Voltage & Power | Power Management | Wide Voltage.Support Timed/Delay off |
| Input Voltage | DC:+6V - +36V |
| Output Voltage | +12V@1.5A,+5V@1.5A |
| Power | Working ＜5W |
| Temperature | -20℃ - +70℃ |
| Working Environment | Humidity | 20% - 80% |
| Size | 200 (D)* 187(W)* 62(H) mm |
| Ohters | Weight | 1.90 Kg |
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