SD Card Vehicle Blackbox DVR

Date Time: March 14, 2025
Reading volume: 9
Author: China YUWEI

SD Card Vehicle Blackbox DVR


The Vehicle Blackbox DVR F4 from YUWEI, China, supports 4-channel recording and playback with 720P resolution. It features a driving recorder function and complies with ISO7637-2 standards for electromagnetic interference resistance. Equipped with a stable positioning module and communication module, ensuring product stability.


SD Card Vehicle Blackbox DVR


Ordering Information


- Minimum Order Quantity: 5 units

- Payment Terms: Factory Price

- Place of Origin: Shenzhen, China

- Color: Black

- Shipping Port: Shenzhen

- Delivery Time:

- Samples: 1-3 working days

- Bulk Orders: 7-30 working days

Product Advantages


The F4 4-Channel Standard Definition Mobile DVR is designed for real-time online video surveillance. It supports H.264 video compression and G711A audio compression. The AHD camera resolution is 720P/960P, with an integrated 4G module, GPS, and vehicle recorder. The maximum supported SD card is 256GB, and it includes one CVBS output.

 2ch MOBILE DVR

Additionally, optional modules such as VGA output, intercom, gravity sensor, and WiFi can be included. The F4 MDVR is widely used in logistics vehicles, long-distance passenger transport, hazardous goods transportation, public transport, car rental services, and taxis.

Product Features


- 4-channel local video recording and playback, supporting 720P resolution.

- Vehicle driving recorder function included.

- Compliant with ISO7637-2 anti-electromagnetic interference standard.

- Stable positioning and communication modules ensure reliability.

- Watermark function prevents data tampering, ensuring authenticity and legal validity.

- Network features include:

- Break-point resume transmission

- Remote video monitoring

- Recording downloads

- Remote alarms

- Device network time calibration

- Network settings and remote upgrades

- Device upgrade options include local and remote firmware updates.

- Multi-center access capability allows for strong scalability.

- Adaptive 3G/4G bandwidth adjustment ensures smooth video transmission.

- Compact design, making it easy to install and transport.

Product Specifications


System

- Operating System: Embedded Linux

- User Interface: Graphical menu operation

- File System: TES error-correcting encrypted file system

 

Video

- Video Input: 4 independent inputs (1.0Vp-p, 75Ω)

- Video Output: 1 PAL/NTSC output (1.0Vp-p, 75Ω, CVBS); expandable VGA output

- Display Mode: Single screen / Quad screen

- Video Standard: PAL (25fps), NTSC (30fps)

- System Resources: PAL (100fps), NTSC (120fps)

 

Audio

- Audio Input: 4 independent inputs (600Ω)

- Audio Output: 1 output (600Ω, 1.0-2.2V)

- Recording Mode: Audio & Video synchronized

- Audio Compression: G711A

 

Storage & Processing

- Video Encoding: H.264

- Resolution: PAL: 4×720P (1280×720), NTSC: 4×720P (1280×720)

- Video Quality: Adjustable from Level 1-8

- Bitrate: 192K-4M bps per channel

- Storage Consumption: 85MB - 1.8GB per hour per channel

- Playback Resolution: PAL: 1 or 4×720P (1280×720), NTSC: 1 or 4×720P (1280×720)

- Audio Bitrate: 4KB/s per channel

- SD Card Storage: 1 SD card slot, supports up to 128GB per card

 

Alarm Interfaces

- Alarm Input: 4 independent alarm inputs (High/Low Level Trigger)

- Alarm Output: Expandable 1 alarm output (Dry Contact Output)

- Motion Detection: Sensitivity: High, Medium, Low

 

USB Interface

- Host Port: 1 front-panel USB2.0 (for data backup or software upgrade)

 

Network Interfaces

- Wired Connection: Expandable RJ45 interface for video browsing

- WiFi: Optional WiFi module (IEEE 802.11b/g/n) for remote video browsing & data download

- 3G/4G: Optional FDD-LTE/TD-LTE/WCDMA/CDMA200 module for remote video browsing

 

GPS Interface

- GPS/Beidou: Optional GPS/Beidou dual-mode or GLONASS module for remote vehicle tracking

 

Additional Expansion Interfaces

- TTL_UART Output: 2 pairs of TTL_UART (convertible to RS232/RS485)

- RS232 Interface: Expandable for in-vehicle device integration

- RS485 Interface: Expandable for in-vehicle device connectivity or PTZ control

- Two-Way Intercom: Expandable for vehicle-to-center communication

- G-Sensor: Optional G-Sensor module for gravity sensing detection

 

Power & Environment

- Power Supply: DC9-36V ±5%, ≤12W

- Operating Temperature & Humidity: -40℃ to +70℃ / ≤80%

Table of Contents

SD Card Vehicle Blackbox DVR
Ordering Information
Product Advantages
Product Features
Product Specifications

MDVR Not Starting?

- Check the power connection – Ensure the power supply is properly connected and delivering real voltage.

- Check the power switch – Make sure the main switch is not locked.

- Check ignition control wire – Ensure it's correctly connected.

- Verify control voltage input – If testing in an office, connect the ignition control wire directly to the main power input.

MDVR Automatically Restarts or Crashes Frequently?

- Unstable or low input voltage

- Loose or faulty HDD connection

- Damaged HDD sectors

- Poor ventilation – excessive dust or harsh environment

- Insufficient anti-vibration installation

Remote Control Not Working?

- Check the remote’s power source

- If using a hard drive, ensure it's properly inserted

Cannot Access Settings Menu?

- By default, the system records automatically upon startup.

- To enter the settings menu:

- Stop recording first using the remote control.

- Then press the menu button to access settings.

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