1. Introduction and Overview
The Seventour APAD-156 is a 15.6-inch 4K Android 11 portable car TV headrest monitor tablet designed to provide entertainment and connectivity for car passengers. Featuring a high-resolution IPS touch screen, robust Android 11.0 operating system, and versatile connectivity options, it transforms your car's back seat into a mobile entertainment hub. This manual provides detailed instructions for setting up, operating, and maintaining your device.

Two 15.6-inch headrest monitors showing Android app interfaces. The monitors feature a user-friendly Android interface with popular streaming and utility applications.
2. Package Contents
Please check the package carefully to ensure all items are present and in good condition:
- 2 x 15.6-inch Headrest Monitors (Dimensions: 14.25 inches x 8.7 inches)
- 2 x Mount Brackets (Solid metal construction)
- 2 x DC 12V Adapters (for home use)
- 2 x HDMI Cables
- 2 x Car Battery Power Cables (Length: 11.5 ft)
- 1 x Cigarette Lighter Power Cable (1 to 2 Port, Length: 9.8 ft)
- 1 x USB Flash Drive (32GB)

A visual guide to all items included in the product package.
3. Specifications

This image highlights the core specifications and connectivity options of the headrest monitor.
| Feature | Description |
|---|---|
| Model | APAD-156 |
| Screen Size | 15.6 inches |
| Screen Type | IPS Touch Screen |
| Resolution | 1920x1080 (HD) |
| Operating System | Android 11.0 |
| RAM | 2GB |
| Internal Storage | 32GB |
| Wireless Connectivity | WiFi (5G/2.4GHz), Bluetooth |
| Screen Mirroring | iOS AirPlay, Android Miracast, MyCar Link |
| Audio Output | Built-in speakers, 3.5mm Headphone Jack, FM Transmitter |
| Ports | HDMI In, HDMI Out, USB 2.0, Micro SD Card Slot, DC 12V Power |
| External Storage Support | Up to 1TB USB drives |
| Mounting | Universal metal headrest bracket (compatible with round poles) |
| Power Input | DC 12V |
4. Setup
4.1 Mounting the Monitor
The monitor comes with a solid metal universal headrest mounting bracket. Follow these steps for installation:
- Ensure your car's headrest posts are round. The bracket is compatible with over 98% of car models, specifically those with round headrest poles. It is not compatible with square poles or headrests without poles.
- Attach the mount bracket to the headrest poles. Adjust the clamps to securely fit the poles.
- Slide the monitor onto the bracket until it clicks into place. Ensure it is firmly secured.
- Adjust the viewing angle as desired.

Details the robust metal mounting bracket and its compatibility with most car headrest designs.
4.2 Powering the Monitor
The monitor can be powered in two ways:
- In-Car Use: Use the provided car battery power cable or the cigarette lighter power cable. Connect the cable to the DC 12V power port on the side of the monitor and the other end to your car's power source.
- Home Use: Use the provided DC 12V adapter. Connect the adapter to the DC 12V power port on the monitor and plug it into a standard wall outlet.
4.3 Initial Setup
- Once powered on, the monitor will boot into the Android 11.0 system.
- Follow the on-screen prompts to select your language, connect to a Wi-Fi network (5G/2.4GHz supported), and complete the initial Android setup. You can connect to your mobile phone's personal hotspot for internet access.
- You can download and install various applications from APKPure to enhance your entertainment experience.
5. Operating Instructions
5.1 Basic Navigation
- Touch Screen: Navigate the Android interface by tapping, swiping, and pinching on the 15.6-inch IPS touch screen.
- Home Screen: Access your installed apps and widgets from the customizable home screen.
- Settings: Tap the 'Settings' icon to adjust Wi-Fi, Bluetooth, display, sound, and other system preferences.
5.2 App Usage
The monitor runs Android 11.0, allowing you to download and use a wide range of applications. Popular apps like Netflix, YouTube, and various media players are readily available.
- Ensure you are connected to a Wi-Fi network or mobile hotspot.
- Open the APKPure app store or a web browser to download and install desired applications.
- Launch installed apps from the home screen or app drawer.
5.3 Wireless Mobile Phone Interconnection (Screen Mirroring)
The monitor supports wireless screen mirroring from your smartphone:
- iOS AirPlay: For Apple devices, enable AirPlay on your iPhone/iPad and select the monitor from the available devices.
- Android Miracast: For Android devices, enable Miracast or 'Wireless Display' in your phone's settings and connect to the monitor.
- MyCar Link App: Download and use the MyCar Link App on your smartphone for synchronized screen display and mutual control between your phone and the car TV. This feature is particularly useful for parents in the driver's seat to control content for children in the back.
5.4 Audio Playback
You have several options for audio output:
- Built-in Speakers: The monitor features high-quality built-in speakers for direct audio output.
- Bluetooth Headset: Connect wireless Bluetooth headsets for private listening. Pair your Bluetooth headset via the monitor's Bluetooth settings.
- Wired Headset: Plug in any standard 3.5mm wired headset into the headphone port on the side of the monitor.
- FM Transmitter: To play audio through your car's speakers, tune the car radio and the monitor's FM transmitter to the same unused FM channel. The monitor's sound will then be broadcast through your car's audio system.
6. Multi-Device Connectivity
The APAD-156 monitor offers multiple expansion ports for connecting various external devices:
- HDMI Input: Use the HDMI In port to connect devices such as PS4/PS5, Xbox, TV boxes, Fire TV Sticks, PCs, or projectors. The monitor will act as a display for these devices.
- HDMI Output: The HDMI Out port allows you to connect two monitors via an HDMI cable for lossless transfer of images, enabling synchronized viewing across multiple screens.
- USB 2.0 Port: Connect USB flash drives or other USB storage devices. The monitor supports up to 1TB USB drives for media playback.
- Micro SD Card Slot: Insert a Micro SD card to expand storage or play media directly from the card.

This diagram shows the various input/output ports and how to connect the monitor to external devices or link two monitors together.
7. Maintenance
- Cleaning: Use a soft, lint-free cloth to clean the screen and body of the monitor. Do not use abrasive cleaners or solvents.
- Storage: When not in use for extended periods, store the monitor in a cool, dry place away from direct sunlight and extreme temperatures.
- Software Updates: Periodically check for system updates to ensure optimal performance and security.
- Avoid Liquids: Keep the monitor away from water and other liquids to prevent damage.
8. Troubleshooting
- Monitor not turning on: Ensure the power cable is securely connected and the power source (car or home outlet) is active. Check if the car's ignition is on if using car power.
- No Wi-Fi connection: Verify that your Wi-Fi network or mobile hotspot is active and within range. Re-enter the Wi-Fi password if necessary.
- Screen mirroring issues: Ensure both the monitor and your phone are on the same Wi-Fi network. Check your phone's settings for AirPlay/Miracast compatibility and ensure it's enabled.
- No sound: Check the volume settings on the monitor. If using external audio (Bluetooth, wired headphones, FM transmitter), ensure they are correctly connected and configured.
- External device not displaying via HDMI: Confirm the HDMI cable is securely connected to both the monitor's HDMI In port and the external device. Ensure the external device is powered on and outputting video.
9. User Tips
- Optimize Audio: For the best audio experience in your car, utilize the FM transmitter feature to play sound through your car's existing speaker system.
- Pre-load Content: Before long trips, download movies, shows, and games via Wi-Fi to the monitor's 32GB internal storage or a USB drive. This ensures entertainment is available even without internet access.
- Parental Control: Use the MyCar Link App for convenient screen synchronization and mutual control from the driver's seat, allowing you to manage content for children without reaching back.
- Dual Monitor Setup: If you have two monitors, connect them via HDMI Out/In for a seamless, synchronized viewing experience for multiple passengers.
- Versatile Use: Remember that the monitor can be used as a standalone Android tablet at home with its dedicated power adapter, making it a versatile device beyond just car entertainment.

Illustrates the versatility of the monitor for both in-car entertainment and home use.
10. Warranty and Support
Seventour is committed to providing high-quality products and excellent customer service. Your APAD-156 monitor is covered by the following:
- 6-Month Replacement: In case of any product quality issues within 6 months of purchase, the product will be replaced with a new one.
- 1-Year Free Repair: The product is eligible for free repair services for up to 1 year from the date of purchase.
For professional after-sales support, please contact us via email. We aim to respond to every customer's email within 12 hours.





