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Functionality :
Embedded HiSilicon GPU, H.264 encoding, high compression ratio, clear image
Support 4 AHD Million HD/Analog SD video/audio inputs, 1 video/audio simultaneous output, 1 VGA output
Support 4 720P HD real-time local recording
Power:
Professional on-board power deign, 9-36V DC wide voltage input desigh
Various circuit protection on undervoltage, short circuit, reverse connection and so on, can be adapted on different vehicles.
Support intelligent power management: automatical power-off under low voltage, low consumption when cut-off
Data Storage:
Special file management mechnism, to realize data encryption and effective data protection
Specific SD card bad sectors inspection technology, which guarantees the continuity of recording and at the same time extend the SD card lifetime
Embedded super capacitor, to avoid data loss and SD card damage in case of abnormal outages
Support SD card storage, up to 256G
Interface:
Support GPS/BD positioning, high sensitivity, quick localisation
Support WIFI wireless downloading, support 802.11b/g/n, 2.4G frequency
Embedded 3G/4G module, support LTE/HSUPA/HSDPA/WCDMA/EVDO
Main Paramters:
| TR5504 AHD High-definition on board DVR (4 Inputs SD Card ) | |
| Dimension | 142mm *153mm * 33mm |
| Working temperature | -20℃~ 70℃ |
| Operating Voltage | DC 9V-36V |
| Storage | SD card (max 256 G) |
| Channel of camera | 4 channels |
| Encoding capacity | 720P/960H/D1/CIF |
| External monitor | 1 or 4 windows display |
| Video recording bit rate | support full frame 4096kbps (6 selectable levels) |
| I/O | 1 ACC input 4 analog inputs 4 logical inputs 1 analog outputs 1 VGA 1 RS232 |
| Options | GPS/ 3G/4G/WIFI |
| Specialty | back-office platform supported friendly HMI Embedded super capacitor protection |



DVR Machine can be used on bus , car, coach , truck and various kinds vehicles

Shanghai TRION had attended four exhibition in year 2019 , there are :
- Bus world 2019 in Indonesia
- Philauto 2019 in Phillipines
- Comtrans 2019 in Moscow
- Bus world 2019 in Brussels
In year 2020, shanghai TRION planned to attend at least 3 exhibition regarding bus and commercial vehicle industry to show our new products and to meet our customers.


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