1. Introduction
This user manual provides detailed instructions for the installation, operation, and maintenance of your AMprime 4.5" Mirror Dash Cam. Please read this manual thoroughly before using the product to ensure proper function and safety.
The AMprime 4.5" Mirror Dash Cam is an advanced vehicle recording system featuring a 1080P front camera and a 1080P rear camera, designed to enhance driving safety and provide comprehensive surveillance. Key features include Super Night Vision, G-Sensor for collision detection, 24-hour Parking Monitor, Loop Recording, and Reversing Assistance.
2. Safety Information
- Ensure the dash cam is securely mounted and does not obstruct the driver's view or interfere with vehicle controls.
- Do not attempt to disassemble or modify the device. Unauthorized modifications may void the warranty and pose safety risks.
- Keep the device away from extreme temperatures, direct sunlight for prolonged periods, and moisture.
- Use only the provided power cable and accessories to prevent damage or malfunction.
- Regularly check the memory card for errors and format it periodically to ensure optimal recording performance.
3. Package Contents
Please verify that all items are present in the package:
- AMprime 4.5" Mirror Dash Cam (Main Unit)
- Rear View Camera
- Power Cord (Car Charger)
- Extended Line for Rear Camera
- Mounting Bandages (Straps)
- Installation Tool
- 32GB SD Card
- User Manual (this document)

The image above illustrates the complete package contents, including the main mirror dash cam unit, rear camera, power cable, extension cable, mounting straps, installation tools, and the included 32GB SD card.
4. Product Overview and Features
The AMprime 4.5" Mirror Dash Cam integrates seamlessly into your vehicle's rearview mirror, offering a discreet yet powerful recording solution.

This image highlights the 4.5-inch HD full touch screen and its primary features, including Super Night Vision, G-Sensor, Loop Recording, Parking Monitor, Dual Lens capability, Backup Camera function, included 32GB SD card, and 1080P video resolution.
Key Features:
- 1080P Dual Cameras: Equipped with 1080P front and rear cameras for comprehensive recording.
- Super Night Vision: Advanced sensors and HDR wide dynamic processing technology ensure clear video capture in low-light conditions.
- G-Sensor: Automatically detects sudden shakes or collisions, locking the current video file to prevent overwriting.
- 24H Parking Monitor: Monitors vehicle surroundings when parked (requires external power supply, not included).
- Loop Recording: Automatically overwrites the oldest unlocked files when the memory card is full, ensuring continuous recording.
- Reversing Assistance: Displays the rear view with parking guidelines on the screen when reversing.
- 4.5" Full HD Touch Screen: Intuitive touch interface for easy navigation and settings adjustment.

The 'Super Night Vision' image demonstrates the camera's ability to capture clear footage even in challenging low-light environments, such as city streets at night, by enhancing details and reducing glare.

This image visually explains three core functions: the G-Sensor, which locks video during impacts; the Parking Monitor, which records when the car is off (with optional hardwire kit); and Loop Recording, which ensures continuous recording by overwriting old files.

The 'Dual Recording' image illustrates the capability to record from both the front and rear cameras simultaneously, providing a comprehensive view of events around the vehicle.

This image demonstrates the 'Reverse Parking Assistance' feature, where the rear camera feed is displayed on the mirror screen with guiding lines to aid in safe parking.
5. Installation Guide
Follow these steps to properly install your AMprime Mirror Dash Cam:
- Mounting the Dash Cam:
Secure the mirror dash cam over your existing rearview mirror using the provided rubber straps. Ensure it is firmly attached and does not wobble.
This video provides a visual guide on how to install the main mirror dash cam unit. It shows the process of fixing the product securely onto the existing rearview mirror and connecting the power supply to the car's cigarette lighter socket.
- Connecting the Power Supply:
Plug the car charger power cord into the dash cam's power input port and then into your vehicle's 12V cigarette lighter socket. Route the cable neatly along the windshield trim to avoid obstruction.
- Installing the Rear Camera:
Connect the rear camera to the main unit using the extended line. Typically, the rear camera is mounted above the license plate or inside the rear window. Ensure the camera is positioned to capture a clear view of the rear of the vehicle.
For reversing assistance, connect the red wire of the rear camera cable to your vehicle's reverse light positive wire. This will automatically display the rear view when shifting into reverse.
This video also illustrates the connection of the rear camera, emphasizing how it provides a live feed to the mirror display, making reversing safer and easier.
6. Operating Instructions
Basic Operation:
- Power On/Off: The device will automatically power on and begin recording when the vehicle's ignition is turned on. It will power off automatically when the ignition is turned off. You can also manually power on/off by pressing the power button.
- Recording: Once powered on, the dash cam will automatically start loop recording. The front and rear cameras will record simultaneously.
- Screen Display: The 4.5-inch touch screen can display the front view, rear view, or both simultaneously. Tap the screen to switch views or access menu options.

This image shows the main unit with its display, illustrating how the 1080P Full HD video is presented on the screen, allowing for clear visibility of recorded footage.
7. Settings and Functions
Access the menu by tapping the screen or pressing the Menu button to adjust various settings. The touch screen interface allows for easy navigation.

This diagram provides a detailed overview of the dash cam's physical components, including the rearview mirror, 1080P camera, and various input/output ports such as AVIN, TF (memory card) slot, and GPS. It also labels the control buttons: Menu, Up, Switch, Downward, and OK, which are used for navigating settings.
Common Settings:
- Resolution: Adjust video recording quality (e.g., 1080P, 720P).
- Loop Record: Set the duration of video segments (e.g., 1, 3, 5 minutes).
- G-Sensor Sensitivity: Adjust the sensitivity of the G-Sensor. Higher sensitivity means it will lock files more easily.
- Parking Monitor: Enable or disable the parking monitoring function. Note: Requires a hardwire kit for continuous 24H monitoring.
- Motion Detection: Enable or disable motion detection for recording when movement is detected in front of the camera.
- Date Tag: Turn on/off the date and time stamp on recorded videos.
- Audio Recording: Enable or disable audio recording.
- Language Setting: Select your preferred language for the menu.
- Format: Format the SD card to clear all data and ensure optimal performance.
This video demonstrates the various functions and settings available through the dash cam's menu, including G-Sensor, Loop Recording, Parking Wake, and Motion Detection, allowing users to customize their recording experience.
8. Maintenance
- Cleaning: Use a soft, dry cloth to clean the lens and screen. Do not use abrasive cleaners or solvents.
- Memory Card: Regularly back up important video files to a computer. Format the SD card at least once a month to prevent data corruption and ensure smooth operation.
- Firmware Updates: Check the manufacturer's website for any available firmware updates to improve performance and add new features.
9. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | No power supply; loose connection; faulty power adapter. | Check power connection; ensure car charger is working; try a different 12V socket. |
| "Memory Full" error. | Loop recording is off; too many locked files; faulty SD card. | Enable loop recording; format the SD card; reduce G-Sensor sensitivity; replace SD card. |
| Video footage is blurry/unclear. | Protective film on lens; dirty lens; incorrect resolution setting. | Remove protective film; clean lenses; set resolution to 1080P. |
| Rear camera not displaying. | Loose connection; faulty cable/camera. | Check rear camera cable connection to main unit; ensure cable is not damaged. |
10. Specifications
- Model: 4.5" Mirror Dash Cam
- Display: 4.5 inch Full HD Touch Screen
- Front Camera Resolution: 1080P
- Rear Camera Resolution: 1080P
- Field of View: 170 Degrees (Front Camera)
- Storage: Supports Micro SD Card (up to 32GB included)
- Special Features: Night Vision, Parking Assistance, G-Sensor, 24H Parking Monitor, Waterproof (rear camera)
- Connectivity: USB
- Product Dimensions: 2 x 10 x 3 inches
- Item Weight: 1.1 pounds
11. Warranty and Support
AMprime products come with a standard manufacturer's warranty. For specific warranty terms and conditions, please refer to the warranty card included in your package or visit the official AMprime website.
For technical support, troubleshooting assistance, or any inquiries regarding your product, please contact AMprime customer service:
- Email: AmprimeTechSupport@yeah.net
- Online Store: AMprime Amazon Store

This image provides the dedicated email address for online customer support and instructions: AmprimeTechSupport@yeah.net. Please reach out for any assistance.
We are committed to providing better products at cost-effective prices and ensuring your driving experience is safer and smarter.