Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Seventour 12.4-inch Android 4K Car Headrest Monitor. Please read this manual thoroughly before using the device to ensure proper functionality and safety. This device is designed to provide rear-seat entertainment with advanced features including Android 10.0, 4K video support, wireless connectivity, and multiple expansion ports.

Image: The Seventour 12.4-inch Android Car Headrest Monitor showing its user interface with various streaming and utility applications. Key features like Android 10.0, 4K video, WiFi, and HDMI are highlighted below the screen.
Setup
1. Mounting the Monitor
The monitor comes with a universal metal mounting bracket designed for compatibility with over 98% of car models. Ensure your car's headrest posts are round for proper installation. Avoid attempting to install on square posts or headrests without posts.
- Adjust the mounting bracket to fit the distance between your headrest posts.
- Securely attach the bracket to the headrest posts.
- Slide the monitor onto the bracket until it clicks into place.

Image: A detailed view of the universal mounting bracket being attached to the headrest posts, demonstrating the secure installation process. The image also shows examples of compatible (round) and incompatible (square or no) headrest posts.
2. Power Connection
The monitor can be powered in two ways:
- Car Cigarette Lighter: Use the provided car charger power cable to connect the monitor to your vehicle's cigarette lighter socket.
- Car Fuse Box: For a more permanent installation, the monitor can be hardwired to your car's fuse box. This option may require professional installation.
- Home Use: A DC 12V adapter is included for use outside the vehicle.

Image: A close-up of the monitor's side panel, highlighting the various input/output ports including HDMI, USB, Micro SD, and the power input. This illustrates the connectivity options for the device.
Operating Instructions
1. Basic Navigation
The monitor features a 12.4-inch HD IPS touch screen for intuitive navigation. Power on the device using the power button. The main menu provides access to Video, Music, Settings, Photo, File Folder, and Phone Link applications. Swipe left or right to view additional installed applications.
2. Wireless Phone Connection (Mirror Link)
The monitor supports iOS AirPlay and Android Miracast for screen mirroring. This allows you to display content from your smartphone directly onto the monitor. Additionally, the MyCar Link app enables wireless control and operation of the car TV from your smartphone.
Video: This video demonstrates the setup and basic operation of the Seventour Car TV Headrest Tablet, including navigating the menu and playing content. It highlights the ease of use and responsiveness of the touch screen interface.
Video: This video showcases the Seventour 12.4" Android Car TV Headrest Monitor in use, demonstrating features like phone screen mirroring (AirPlay/Miracast) and app usage for entertainment in the backseat.
3. App Installation
The monitor runs on Android 10.0 and supports WiFi 5G/2.4 GHz. You can connect to your mobile phone's personal hotspot to access the internet. Download and install applications from the Google Play Store or APKPure, such as Prime Video, Netflix, YouTube, and other video streaming apps.
4. Media Playback
The 12.4-inch IPS touch screen offers a resolution of 1920*1080, supporting 4K video playback for clear and delicate visuals. You can play media from various sources:
- Streaming Apps: Directly from installed applications like Netflix, Prime Video, YouTube.
- USB Drive: Connect a USB drive (up to 1TB supported) to the USB 2.0 port.
- Micro SD Card: Insert a Micro SD card into the dedicated slot.
- HDMI Input: Connect external devices such as PS4/PS5, Fire TV stick, TV box, or computers.
5. Multiple Audio Output Methods
The monitor offers several audio playback options:
- Built-in Speakers: High-quality speakers are integrated into the monitor.
- Wireless Bluetooth Headset: Connect Bluetooth headphones for private listening.
- Wired Headset: Use the headphone port for wired audio.
- FM Transmitter: Tune your car radio and the monitor's FM transmitter to the same channel to play the monitor's sound through your car's speakers.
6. HDMI Connectivity
The monitor includes both HDMI input and output ports. The HDMI input allows it to function as a display for external devices. The HDMI output enables connecting two monitors via an HDMI cable for lossless image transfer, creating a synchronized dual-screen setup.
Maintenance
1. Cleaning
To clean the screen, use a soft, lint-free cloth. For stubborn smudges, lightly dampen the cloth with water or a screen-safe cleaning solution. Avoid harsh chemicals or abrasive materials.
2. Software Updates (OTA)
The Android Headrest TV features an OTA (Over-The-Air) cloud system push update function. When a new system update is available, it will be automatically pushed to your monitor device. Ensure the device is connected to Wi-Fi to receive updates.
Troubleshooting
- No Power: Ensure the power cable is securely connected to both the monitor and the power source (cigarette lighter or DC adapter). Check the vehicle's fuse if using the cigarette lighter.
- No Wi-Fi Connection: Verify that your mobile hotspot or Wi-Fi network is active and within range. Re-enter the password if necessary.
- Screen Mirroring Issues: Ensure both your phone and the monitor are connected to the same Wi-Fi network. Check your phone's AirPlay/Miracast settings and the monitor's Phone Link app.
- App Not Working/Downloading: Confirm internet connectivity. Some apps may have specific regional restrictions or compatibility requirements. Try clearing the app's cache or reinstalling it.
- No Sound: Check the volume levels on both the monitor and any connected external audio devices (Bluetooth headphones, wired headphones, car stereo). Ensure the correct audio output method is selected in the monitor's settings.
- HDMI Input/Output Not Displaying: Verify that the HDMI cables are correctly connected and that the input source on the monitor is set to HDMI.
Specifications
| Screen Size | 12.4 Inches |
| Display Type | IPS |
| Resolution | 1920*1080 (Supports 4K video playback) |
| Operating System | Android 10.0 |
| RAM | 2GB |
| ROM | 32GB |
| Connectivity | WiFi 5G/2.4 GHz, Bluetooth |
| Ports | HDMI In, HDMI Out, USB 2.0, Micro SD Card (up to 1TB), Headphone Port, DC 12V Power |
| Mirror Link | iOS AirPlay, Android Miracast |
| Mounting | Universal Metal Mounting Bracket (for round headrest posts) |
| Item Weight | 4.91 pounds |
| Package Dimensions | 13.89 x 9.88 x 4.41 inches |
What's in the Box
The product package includes the following items:
- 1x Headrest Monitor
- 1x Mount Bracket
- 1x Car Charger Power Cable (Length: 9.8 ft)
- 1x DC 12V Adapter (for home use)
- 1x HDMI Cable
- 1x USB Flash Drive (32GB)

Image: An organized display of all items included in the product box, clearly showing the monitor, mounting hardware, power cables for car and home, HDMI cable, and a USB flash drive.
Warranty and Support
Seventour provides comprehensive customer service support:
- 6-Month Replacement: We promise to replace the product with a new one if there is any product quality issue within 6 months of purchase.
- 1-Year Repair: The product will be repaired without any charge within 1 year of purchase.
- Professional After-Sales Support: Seventour provides professional after-sales support and aims to reply to every customer's email within 12 hours.
For support, please contact us via email at help@seventour.vip or call us at +1 833 - 853 - 8881.





