1. Introduction
Welcome to the instruction manual for your RegiisJoy Pandora's Box Ultra Arcade Game Console. This guide provides essential information for setting up, operating, maintaining, and troubleshooting your new retro gaming system. Please read this manual thoroughly before use to ensure optimal performance and longevity of your device.
2. Product Overview
The RegiisJoy Pandora's Box Ultra is an advanced arcade game console designed for a comprehensive retro gaming experience. It features a powerful S905 processor and a 256GB TF card, enabling smooth operation and support for a vast library of games, including large-scale 3D titles. The system offers a user-friendly interface with game classification by simulator, making it easy to locate desired games. Key functionalities include saving, loading, and pausing game progress, as well as a dedicated favorite list and game search feature. The console supports two-player gameplay with separate controllers, each equipped with a 360-degree universal joystick and multi-color backlighting. Audio can be routed through built-in speakers, external TV sound, or headphones via the integrated jack.

Image: The RegiisJoy Pandora's Box Ultra Arcade Console highlighting its features such as X Key Favorite List, 3D Games, USB-C Charging, Built-in Speakers, Simulator Classification, Save Game, 2.4GHz Controllers, Switch Simulator Core, Cheat Function, Multi-color Backlight, 1280*720 Output, One-click Switching Controller, and 256G TF Card.
3. Package Contents
Upon unboxing, please ensure all the following items are present:
- Arcade game console (main unit with Player 1 controls)
- Second Player controller
- HDMI Cable
- VGA Cable
- US Plug (Power Adapter)
- 2M USB-C Power Cable
- Connection Cable (to link the two controllers)
- 2x Replacement Buttons
- HDMI to VGA Adapter

Image: A visual representation of the package contents, showing the two arcade controllers, a connection cable, a 2M USB-C power cable, an HDMI to VGA adapter, two extra buttons, an HDMI cable, and a VGA cable.
4. Setup
Follow these steps to set up your RegiisJoy Pandora's Box Ultra:
- Connect the Controllers: Use the provided connection cable to link the main arcade console (Player 1) with the second player controller. The connection port is typically located on the side or back of the units.
- Connect to Display:
- For HDMI Displays (4K TV, Monitor, Projector): Connect one end of the HDMI cable to the HDMI output port on the main console and the other end to an HDMI input on your display device.
- For VGA Displays (Older Monitors/Projectors): Connect the VGA cable to the VGA output port on the main console and to the VGA input on your display. If your display only has HDMI, use the provided HDMI to VGA adapter.
- Connect Power: Plug the USB-C power cable into the USB-C port on the main console and connect the power adapter to a wall outlet. Ensure you use a charger with a voltage of 5V 2A or higher.
- Power On: Locate the power switch (often on the back or side of the main console) and turn it to the 'ON' position. The system will boot up and display the main menu on your connected screen.

Image: A diagram illustrating the connection process: (1) Connecting the HDMI cable from the main console to a TV, (2) Connecting the P1 and P2 controllers with the connection cable, and (3) Connecting the USB-C power cable to the main console and then to a power supply.

Image: A close-up view of the connection cable, which is used to connect the two separate arcade controllers for two-player gameplay.

Image: A detailed view showing the USB-C power cable being connected to the USB-C charging port on the arcade console.
5. Operating Instructions
Navigate and enjoy the extensive game library with ease:
- Navigation: Use the joystick on either controller to move through the menu options. The primary action buttons (A, B, X, Y, etc.) are used for selection and confirmation.
- Game Selection: The system classifies games by simulator. Use the joystick to browse through different console categories (e.g., Nintendo 64, PlayStation, Arcade Classics).
- Search Function: Press the Y button to activate the game search feature. An on-screen keyboard will appear, allowing you to type in game titles.
- Favorite Games: Press the X button to mark games as favorites. These games will be starred and pinned to the top of your game list for quick access.
- In-Game Menu: During gameplay, simultaneously press the Start and Select buttons to access the Quick Menu. From here, you can save game progress, load previous saves, pause the game, or exit to the main menu.
- Controller Switching: A small button on the back of the main console allows you to switch between using the built-in controllers and an additional USB wired or wireless controller.

Image: A screenshot of the in-game Quick Menu, displaying options such as Resume, Restart, Save State, Load State, Cheats, Disc Control, and Close Content. This menu is accessed by pressing Start and Select simultaneously.

Image: The game search interface, showing an on-screen keyboard for entering game titles. Instructions for Confirm, Back, Collection, and Search are also visible.
6. Game Features
Your Pandora's Box Ultra console comes packed with features to enhance your gaming:
- Extensive Game Library: Enjoy over 50,500 pre-installed games across various classic console systems and arcade genres.
- 3D Game Support: The S905 processor and 256GB TF card enable smooth performance for many large-scale 3D games.
- Simulator Classification: Games are organized by their original console simulator for easy browsing.
- Save/Load/Pause: Never lose your progress with the ability to save and load game states, and pause gameplay at any time.
- Favorite List: Mark your preferred games to quickly access them from a dedicated favorites section.
- Cheat Function: Utilize the built-in cheat function for an altered gameplay experience.
- Two-Player Gameplay: The split arcade machine design and included connection cable allow for comfortable two-player gaming.
7. Maintenance
To ensure the longevity and optimal performance of your console, follow these maintenance guidelines:
- Protective Film: The console surface has a transparent protective film. For a flawless pattern, gently peel this film off before extensive use.
- Power Supply: Always use a charger with a voltage of 5V 2A or higher for USB-C charging. Insufficient voltage may lead to freezing or system crashes.
- Cleaning: Wipe the console surface with a soft, dry cloth. Avoid using abrasive cleaners or solvents.
- Button Replacement: If buttons become worn or damaged, use the provided replacement buttons. Refer to online guides or contact support for detailed replacement instructions.
8. Troubleshooting
If you encounter any issues with your RegiisJoy Pandora's Box Ultra, please refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Console does not power on or flashes and turns off. | Insufficient power supply, faulty power cable, or loose connection. | Ensure the USB-C power cable is securely connected. Use a power adapter that provides 5V 2A or higher. Try a different power outlet or USB-C charger. |
| No display on TV/monitor. | Incorrect video input selected on display, loose HDMI/VGA cable, or faulty cable. | Verify your TV/monitor is set to the correct HDMI or VGA input. Check that the HDMI or VGA cable is firmly connected at both ends. Try a different HDMI or VGA cable. |
| Game freezing or crashing. | Insufficient power, software glitch, or TF card issue. | Ensure the console is receiving adequate power (5V 2A or higher). Restart the console. If the problem persists, contact customer support. |
| Buttons or joystick unresponsive. | Loose internal connection, worn-out component, or incorrect controller mode. | Check the connection cable between the two controllers. Ensure the console is in the correct controller mode (if using external controllers). If a button is physically damaged, use the provided replacements. |
| Pattern on console surface appears scratched or imperfect. | Protective film still applied. | Gently peel off the transparent protective film from the console's surface. |
9. Specifications
- Processor: S905
- Memory Storage Capacity: 256 GB (TF Card)
- Output Resolution: 1280x720
- Material: PVC
- Form Factor: Arcade
- Product Dimensions: 9 x 4 x 25 inches
- Item Weight: 8.38 pounds
- Recommended Age: 12 years and up
- Manufacturer: RegiisJoy
10. Warranty and Support
RegiisJoy is committed to providing quality products and customer satisfaction. For any questions, technical support, or warranty inquiries regarding your Pandora's Box Ultra Arcade Game Console, please visit our official website or contact our customer service team. We are dedicated to serving you wholeheartedly.