1. Product Overview
The Hodozzy 9-inch 4-Split Screen Wired Backup Camera System is designed to enhance driving safety and awareness for various large vehicles. This system features a high-definition IPS monitor and multiple cameras to provide comprehensive views around your vehicle.
- 9 Inch Split Car Rear View Monitor: Features a 9-inch IPS screen with 2/3/4 screen segmentation display for simultaneous monitoring of multiple angles.
- Advanced Car Backup Camera: Includes HD 1080P rear view cameras with IP68 waterproof rating, wide-angle lenses, and high-performance chips for clear vision and quick response times.
- Multi-view & Safe Parking & Driving Video Record: Allows simultaneous viewing from front, rear, and side cameras for a 360-degree perspective. Supports adjustable reversing guide lines, image flip, and video recording (DVR function) for added security.
- Easy to Install: Designed for straightforward installation with stable wired transmission for reliable video feed.
- Wide Compatibility: Compatible with 12V to 36V power sources, suitable for cars, RVs, trucks, buses, caravans, motorhomes, and trailers. Supports 720P and 1080P resolutions.
2. Product Features

Multi-Screen Display: The 9-inch IPS monitor supports 2, 3, or 4-way split-screen viewing, allowing you to monitor various camera feeds simultaneously for enhanced situational awareness.

4-Way Monitoring: Strategically placed cameras offer comprehensive coverage, reducing blind spots and improving safety during driving and parking maneuvers.

IP68 Waterproof & Night Vision: The cameras are built to withstand harsh weather conditions with an IP68 waterproof rating and feature night vision for clear visibility in low-light environments.

DVR Function & Loop Recording: The system includes a DVR function for recording your driving journey, providing an additional layer of security. A TF card (not included) is required for recording.

Reverse Switch & Mirror Flip: Easily activate parking assist lines and adjust camera views with mirror flip options (normal, mirror, flip, flip & mirror) to suit your preference.

Wide Compatibility: The system is designed to be compatible with a broad range of vehicles, including trucks, buses, cars, and RVs, supporting 12V-36V power systems.
3. Setup and Installation
The Hodozzy backup camera system is designed for easy installation. Follow these steps for proper setup.

Wiring Diagram: This diagram shows how to connect the four cameras to the monitor and the monitor to the vehicle's power supply (GND, ACC, B+). Ensure all connections are secure and insulated.
Video: RV Backup Camera System Overview and Features. This video provides a general overview of an RV backup camera system, including its components and various display modes. It demonstrates how the system can be used for media playback, Bluetooth connectivity, and different camera layouts for comprehensive monitoring.
Video: DALLUX Truck Rearview Backup Camera Features. This video showcases the features of a truck rearview backup camera, including its unboxing, night vision capabilities, waterproof design, and how the trigger function activates the backup camera view on the monitor.
4. Operation
Operating your Hodozzy backup camera system is intuitive. Familiarize yourself with the monitor controls and camera functions.
- Power On/Off: Use the power button on the monitor or remote control to turn the system on or off.
- Channel Selection: Cycle through camera channels (CH1, CH2, CH3, CH4) using the buttons on the monitor or remote.
- Split Screen Modes: Select desired split-screen layouts (2, 3, or 4 views) to monitor multiple cameras simultaneously.
- Image Adjustment: Adjust brightness, contrast, color, and mirror/flip settings via the monitor's menu.
- DVR Function: If a TF card is inserted, the system will automatically begin loop recording. Review recorded footage through the monitor's playback function.
- Trigger Function: Connect trigger wires to your vehicle's turn signals or reverse light. When activated, the corresponding camera view will automatically display full screen on the monitor.
Video: VOONOA RV Backup Camera System Functions. This video demonstrates the various functions of an RV backup camera system, including different display modes, trigger activation for turn signals and reverse, and how to cycle through camera views.
Video: VOONOA RV Camera System with Touch Screen Display. This video highlights the touch screen display and its functionalities, showing how users can interact with the interface to control camera views and settings.
5. Maintenance
To ensure the longevity and optimal performance of your Hodozzy backup camera system, follow these maintenance guidelines:
- Regular Cleaning: Keep the monitor screen and camera lenses clean from dirt, dust, and debris using a soft, damp cloth. Avoid abrasive cleaners.
- Cable Inspection: Periodically check all wiring connections for any signs of wear, damage, or loose connections. Secure or replace as necessary.
- Firmware Updates: Check the manufacturer's website for any available firmware updates to ensure your system has the latest features and bug fixes.
- Storage: If the vehicle is stored for an extended period, especially in extreme temperatures, consider disconnecting the system or protecting it from harsh conditions.
6. Troubleshooting
If you encounter issues with your Hodozzy backup camera system, refer to the following common troubleshooting tips:
| Problem | Possible Cause | Solution |
|---|---|---|
| No Signal on Monitor | Loose cable connection, power issue, faulty camera/monitor. | Check all power and video cable connections. Ensure cameras and monitor are receiving power. Test individual components if possible. |
| Flickering or Distorted Image | Poor cable connection, electromagnetic interference, power fluctuations. | Secure cable connections. Reroute cables away from other electrical wires. Check vehicle's power supply stability. |
| Camera Not Activating with Turn Signal/Reverse | Incorrect trigger wire connection, faulty trigger signal. | Verify trigger wires are correctly connected to the appropriate vehicle lights (turn signal, reverse). Check for signal from the vehicle light. |
| DVR Not Recording | No TF card, full TF card, faulty TF card, recording settings. | Insert a compatible TF card. Format the TF card. Check recording settings in the monitor menu. Replace TF card if necessary. |
If the problem persists after trying these solutions, please contact Hodozzy customer support for further assistance.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | Hodozzy |
| Screen Size | 9 Inches |
| Video Capture Resolution | 1080p |
| Camera Waterproof Rating | IP68 |
| Lens Type | Wide Angle |
| Actual Viewing Angle | 60 Degrees |
| Power Compatibility | 12V-36V |
| Installation Type | Aftermarket Wired |
| Optical Sensor Technology | CMOS |
| Connector Type | RCA |
| Product Dimensions | 10L x 10W x 10H Centimetres (approximate) |
8. Packing List
The following items are included in your Hodozzy 9-Inch 4-Split Screen Wired Backup Camera System package:

Included Components: The package contains the 9-inch monitor, four cameras, 10m extension cords, 5m extension cords, sunshade, monitor bases, remote control, stickers, and various accessories for installation.
9. Warranty and Support
Hodozzy is committed to providing quality products and excellent customer service. For any inquiries or support needs, please refer to the following information:
- Customer Support: Hodozzy offers responsive customer support.
- Returns: 60-day return policy.
- Replacement: 2-year replacement warranty.
- Lifetime Support: Enjoy lifetime technical support for your product.

Hodozzy has been in the car audio business for more than 10 years, with the mission of enriching people's automotive lives and focusing on serving automotive users around the world. We are committed to providing quality products and good after-sales service to every customer.





