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Project | Device parameters | Performance |
System | Main processor | Hi3520DV200 |
operating system | Embedded Linux operating system | |
Operating language | Chinese/ English | |
Operation interface | Graphical menu operation interface, support mouse operation | |
Password security | Two-level management of user password and administrator password | |
Audio and video | Video format | PAL/NTSC |
Compression standard | H.264 | |
Image Resolution | 720P /960H/D1/CIF | |
Playback quality | 720P /960H/D1/CIF | |
Decoding ability | 1 channel 720P real-time | |
Video quality | Level 1 to 6 can be equipped | |
Screen display | Support 1, 4 screen display | |
Audio compression | G.726 | |
Recording method | Synchronous recording of sound and video | |
Recording and playback | Video mode | Manual, alarm |
Video bitrate | Full frame 4096Mbps, 6-level image quality optional | |
Audio bit rate | 8KB/s | |
Storage medium | SD card storage | |
Video query | Search by channel and video type | |
Local playback | Playback by file | |
Software upgrade | Upgrade mode | Manual upgrade, automatic upgrade |
Upgrade method | USB interface | |
Interface | Audio and video input | 4-way aviation head interface |
Audio and video output | 1 VGA video output or 1 aviation audio and video output | |
Alarm input | 4 digital inputs (plus and minus trigger can be equipped) | |
SD card | 1 SDXC high-speed card (maximum support 256G) | |
USB interface | 1 USB 2.0 (support full mouse operation, USB delayed self-test) | |
Ignition input | 1 channel ACC signal | |
LED indicator | PWR/RUN | |
SD card lock | 1 piece | |
Debug serial port | 1 piece | |
Extensions | GPS/BD | Support antenna insertion/unplug/short circuit detection |
Other | power input | DC:8V~36V |
Power consumption | Standby power consumption: 4mA Maximum power consumption: 1120mA | |
Operating temperature | -20 --- 70℃ | |
storage capacity | 720P 1G/hour/channel 960H 750M/hour/channel |





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