1. Introduction
Thank you for choosing the LEFFOT H313 4K Ultra HD TV Box. This device is designed to transform your television into a smart entertainment hub, offering an unparalleled streaming experience with cutting-edge technology and intuitive features. This manual provides detailed instructions for setting up, operating, and maintaining your TV Box to ensure optimal performance and enjoyment.
2. Product Overview
2.1 Package Contents
Please check the box for the following items:
- 1 x LEFFOT H313 TV Box
- 1 x Remote Control
- 1 x HDMI Cable
- 1 x Power Adapter
- 1 x User Manual

Image: Contents of the LEFFOT H313 TV Box package.
2.2 Key Features
- Immersive 4K HDR Display: Supports 4K video playback at 60fps with HDR10, delivering vibrant colors and crystal-clear details.
- Upgraded Performance: Equipped with a Quad Core ARM Cortex A53 CPU and Mali-G31 GPU for smooth streaming, gaming, and multitasking.
- Versatile Connectivity: Features HDMI 4K, USB 2.0, Ethernet, AV, and TF card slots for connecting various devices.
- Convenient Voice Control: Includes a voice-compatible remote control for quick navigation and hands-free operation.
- Ultra-Fast WiFi 6: Dual-band 2.4G and 5G WiFi 6 (802.11ax) ensures stable and fast connections for uninterrupted viewing.
- Android 14.0 Operating System: Offers enhanced security, performance, and access to a wide range of applications via Google Play and Amazon App Store.
- Ample Storage: 16GB internal memory, expandable up to 64GB with a TF card.

Image: LEFFOT H313 Android TV Box key features overview.
3. Setup Guide
3.1 Connecting Your TV Box
- Connect to TV: Insert one end of the provided HDMI cable into the HDMI port on the LEFFOT H313 TV Box and the other end into an available HDMI input on your television.
- Connect Power: Plug the power adapter into the DC 5V/2A port on the TV Box and then into a wall outlet.
- Connect to Network (Optional):
- Wired Connection: For a stable connection, connect an Ethernet cable from your router to the Ethernet port on the TV Box.
- Wireless Connection: If using Wi-Fi, you will configure this during the initial setup on screen.
- Insert TF Card (Optional): If you wish to expand storage, insert a TF card into the designated slot.

Image: LEFFOT H313 TV Box dimensions and interface ports.
3.2 Initial Setup
- Power On: Turn on your television and select the correct HDMI input source. The LEFFOT H313 TV Box will power on automatically when connected to power.
- Language Selection: Follow the on-screen prompts to select your preferred language.
- Network Configuration:
- If using Wi-Fi, select your network from the list and enter the password.
- If using Ethernet, the connection should be established automatically.
- Google Account Sign-in: Sign in with your Google account to access Google Play Store and other Google services. If you don't have one, you can create one.
- Complete Setup: Follow any remaining on-screen instructions to complete the initial setup.
4. Operating Instructions
4.1 Navigating the Interface
Use the provided remote control to navigate the Android TV interface. The directional pad (up, down, left, right) is used to move between items, and the "OK" button confirms selections.
- Home Screen: Displays your favorite apps, recommended content, and system settings.
- Apps: Access all installed applications.
- Settings: Configure network, display, sound, storage, and other system options.
4.2 Using Voice Control
The remote control features a voice control button. Press and hold this button, then speak your command clearly into the remote's microphone. You can use voice commands to:
- Search for movies, TV shows, or videos.
- Open applications (e.g., "Open Netflix").
- Ask questions (e.g., "What's the weather?").
- Control playback (e.g., "Play," "Pause," "Fast forward").

Image: Convenient Voice Remote functionality.
4.3 Installing and Managing Apps
You can download and install applications from the Google Play Store or Amazon App Store directly on your TV Box.
- Navigate to the "Apps" section or open the "Google Play Store" app.
- Search for your desired application.
- Select "Install" to download and set up the app.
To manage installed apps, go to Settings > Apps. From here, you can uninstall, force stop, or clear data for applications.

Image: Android 14.0 TV Box interface with supported streaming services.
5. Connectivity
5.1 Wi-Fi Connection
The LEFFOT H313 supports dual-band 2.4G and 5G WiFi 6 (802.11ax) for high-speed wireless connectivity.
- Go to Settings > Network & Internet > Wi-Fi.
- Turn Wi-Fi on and select your desired network from the list.
- Enter the Wi-Fi password if prompted.

Image: 2.4G & 5G WiFi 6 connectivity benefits.
5.2 Ethernet Connection
For the most stable network connection, use the Ethernet port.
- Connect an Ethernet cable from your router to the Ethernet port on the TV Box.
- The TV Box will automatically detect and use the wired connection.
5.3 Bluetooth Connectivity
The TV Box supports Bluetooth for connecting compatible peripherals like keyboards, gamepads, or headphones.
- Go to Settings > Connected Devices > Pair new device.
- Put your Bluetooth device into pairing mode.
- Select your device from the list to pair.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Power adapter not connected or faulty. | Ensure power adapter is securely connected to the TV Box and a working power outlet. Try a different outlet. |
| No signal on TV | Incorrect HDMI input selected or HDMI cable issue. | Check that your TV is set to the correct HDMI input. Ensure the HDMI cable is securely connected at both ends. Try a different HDMI port or cable. |
| Network connection issues | Incorrect Wi-Fi password, weak signal, or router problem. | Verify Wi-Fi password. Move TV Box closer to router. Restart your router and TV Box. Try a wired Ethernet connection if possible. |
| Apps crashing or freezing | Insufficient memory, app bug, or outdated software. | Close background apps. Clear app cache/data (Settings > Apps). Check for system software updates (Settings > Device Preferences > About > System update). Reinstall the app. |
| Remote control not responding | Low batteries or interference. | Replace batteries in the remote control. Ensure no obstructions between the remote and the TV Box. |
7. Specifications
| Feature | Detail |
|---|---|
| Model Name | H96 Max H313 |
| RAM | 2 GB |
| Internal Storage | 16 GB (expandable up to 64GB via TF card) |
| Operating System | Android 14.0 |
| Video Output | 4K Ultra HD (60fps), HDR10+ |
| Processor | Quad Core ARM Cortex A53 CPU |
| GPU | Mali-G31 |
| Wi-Fi | 2.4G & 5G Dual Band WiFi 6 (802.11ax) |
| Bluetooth | Yes |
| Ports | HDMI 4K, 2x USB 2.0, AV, Ethernet, TF Card Slot, DC 5V/2A |
| Dimensions | 8.89 x 8.89 x 1.91 cm (approx. 90 x 90 x 18.8 mm) |
| Weight | 95.25 grams |
| Compatible Peripherals | Television |
| Additional Features | Airplay, Miracast |
8. Maintenance
8.1 General Care
- Keep the device in a dry, well-ventilated area, away from direct sunlight, heat sources, and moisture.
- Do not block ventilation openings.
- Clean the device with a soft, dry cloth. Do not use liquid or aerosol cleaners.
- Avoid dropping or subjecting the device to strong impacts.
8.2 Software Updates
Periodically check for system software updates to ensure optimal performance, security, and access to the latest features.
- Go to Settings > Device Preferences > About > System update.
- Follow the on-screen instructions to download and install any available updates.
9. Warranty and Support
The product comes with a return policy of 14 days for refund/replacement. For any usage issues or other problems, please contact the seller directly or refer to their official website for support. They are committed to providing a solution as soon as possible.
For further assistance, please refer to the contact information provided by your retailer or on the official LEFFOT website.




