AHD 3G GPS Car DVR Kit , Vehicle Digital Video Recorder Multi Protection Circuits
4 Channel Car DVR Kit Cheap AHD 3G GPS Mobile DVR For Vehicles
Product description:
1. Built-in high performance Hisilicon chipsets, coded with H.264 standard, high compression rate and image qulity
2. 4CH AV Inputs with AHD 720P/960H/D1/CIF optional, 1CH synchronized AV output, 1CH VGA output
3. 4CH local recording with 720P resolution in real time
Power:
4. Professional In-Vehicle power design, 10-36V DC Wide Voltage Range
5. Multi protection circuits like under-voltage, short, reversed plug-in
6. Smart power management system, shutdown under low voltage, low consumption
Data Storage:
7. Special file management system to encrypt and protect the data
8. Proprietary technology to detect the bad track of the hard drive which can make sure the continuity of video and long service life of the hard drive
9. Built-in ultracapacitor, avoid data loss and sd card damage caused by sudden outage
10. Support 2.5 inch HDD/SSD, maximum 2TB
11. Support SD card storage, maximum 256GB
Transmission Interface:
12. Support 3G/4G transmission, LTE/HSUPA/HSDPA/WCDMA/EVDO/TD-SCDMA
13. Support GPS/BD optional, high sensitivity, fast positioning
14. Support wireless download by WiFi, 802.11b/g/n, 2.4GHz
Parameters:
| Item | Device parameter | Performance |
| System | Main processor | Hi3520DV200 |
| Operating system | Embedded Linux OS | |
| Operating language | Chinese/English | |
| Operating interface | GUI, support mouse | |
| Password security | User password/Admin password | |
|
Audio & Video
|
Video standard | PAL/NTSC |
| Video compression | H.264 | |
| Image resolution | 720P /960H/D1/CIF | |
| Playback quality | 720P /960H/D1/CIF | |
| Compound mode | 4ch 720P/4ch 960H/2ch 720P+2ch 960H | |
| Decoding ability | 1ch 720P real time | |
| Recording quality | Class 1-6 optional | |
| Image display | Single/QUAD display optional | |
| Audio Compression | G.726 | |
| Audio recording | Audio & Video synchronized recording | |
| Recording & Playback | Recording mode | Manual/Alarm |
| Video bit rate | Full frame 4096Mbps,6 classes image quality optional | |
| Audio bit rate | 8KB/s | |
| Storage media | SD card + HDD/SSD storage | |
| Video inquiry | Inquiry by channel/Recording type | |
| Local playback | Playback by file | |
| Firmware upgrading | Upgrading mode | Manual/Automatical/Remote/Emergency Recovery |
| Upgrading method | USB disk/Wireless network/SD card | |
| Interface | AV input | 4ch aviation interface |
| AV output | 1ch VGA video output, 1ch aviation AV output | |
| Alarm input | 4 digital inputs (2 Positive trigger, 2 Positive/Negative trigger) | |
| HDD/SSD | 1 HDD/SSD (up to 2TB, support hot plug/unplug) | |
| SD card | 1 SDXC High speed card (up to 256GB) | |
| USB interface | 1 USB 2.0 (support U disk/mouse) | |
| Ignition input | 1 ACC signal | |
| UART | 1 LVTTL Level | |
| LED Indication | PWR/RUN | |
| Disk lock | 1 | |
| Debug port | 1 | |
| Function extention | GPS/BD | Support detecting antenna Plug in/Unplug/Short circuit |
| 3G/4G | Supports CDMA/EVDO/GPRS/WCDMA/FDD LTE/TDD LTE | |
| WIFI | 802.11b/g/n, 2.4GHz | |
| Others | Power input | 10~36V DC |
| Power output | 5V 300mA | |
| Power consumption |
Standby 3mA Maximum consumption 18W @12V 1.5A @24V 0.75A |
|
| Working temperature | -20 --- 70℃ | |
| Storage |
720P 1G/h/channel 960H 750M/h/channel |
|
| Dimension | 162mm*153mm*52mm |
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