1. Introduction
Thank you for choosing the Gamrombo Wireless Controller. This manual provides detailed instructions for setting up, operating, and maintaining your controller. Please read this manual thoroughly before use to ensure optimal performance and longevity of your device.

Figure 1: Front view of the Gamrombo Wireless Controller, showcasing its white design with illuminated pink buttons and joysticks.
2. Package Contents
Ensure all items are present before proceeding:
- Gamrombo Wireless Controller (Model: RH-418/418-F)
- USB Type-C Charging Cable
- User Manual (this document)
3. Controller Layout
Familiarize yourself with the various buttons and ports on your controller:

Figure 2: Detailed diagram illustrating the location and function of each button and port on the Gamrombo Wireless Controller.
- PS Button: Power on/off, access system menu.
- Share Button: Share gameplay content.
- Options Button: Access in-game options/pause menu.
- Directional Pad (D-Pad): Navigation.
- Action Buttons (Triangle, Circle, Cross, Square): In-game actions.
- Left/Right Analog Sticks: Movement and camera control.
- L1/R1 Buttons: Shoulder buttons.
- L2/R2 Triggers: Analog triggers.
- TYPE-C Charging Port: For charging the controller.
- Headphone Jack (3.5mm Audio Jack): Connect compatible headsets.
- PR/PL Buttons: Programmable back buttons.
- SET Button: Used for programming back buttons.
- Turbo Button: Activates Turbo function.
4. Setup and Connection
4.1 Charging the Controller
Before first use, fully charge the controller. Connect the supplied USB Type-C cable to the controller's charging port and the other end to a power source (e.g., console, PC, USB wall adapter).
- Battery Capacity: 1000mAh
- Charging Time: Approximately 3 hours
- Operating Time: Over 10 hours on a full charge

Figure 3: Battery specifications, including capacity, charging duration, and estimated gameplay time.
4.2 Connecting to PS4/PS4 Pro/PS4 Slim
- Ensure your PS4 console is powered on.
- Connect the controller to the PS4 console using the USB Type-C cable.
- Press the PS button on the controller. The controller will pair with the console.
- Once paired, you can disconnect the USB cable for wireless play.
- For subsequent connections, simply press the PS button to connect wirelessly.
4.3 Connecting to Nintendo Switch
- On the Nintendo Switch HOME Menu, select "Controllers" > "Change Grip/Order".
- Press and hold the PS button and SHARE button simultaneously on the controller until the indicator lights flash rapidly.
- Once the controller appears on the Switch screen and the indicator light becomes solid, the connection is successful.
4.4 Connecting to PC (Windows)
The controller can be connected to a PC via USB cable or wirelessly via Bluetooth (if your PC has Bluetooth capability).
Wired Connection:
- Connect the controller to your PC using the USB Type-C cable.
- The PC should automatically detect and install the necessary drivers.
- The controller will function as a wired gamepad.
Wireless Connection (Bluetooth):
- Ensure your PC's Bluetooth is enabled.
- Go to "Bluetooth & other devices" settings on your PC and select "Add Bluetooth or other device".
- Select "Bluetooth".
- Press and hold the PS button and SHARE button simultaneously on the controller until the indicator lights flash rapidly.
- Select the controller from the list of available devices (it may appear as "Wireless Controller" or similar).
- Once paired, the indicator light will become solid.

Figure 4: Multi-platform compatibility of the Gamrombo Wireless Controller.
5. Operating Instructions
5.1 RGB Lighting Modes
The controller features customizable RGB lighting. You can switch between 7 colors and 3 lighting modes:
- Single Color Always On: Displays a static color.
- 7 Color Breathing: Cycles through colors with a breathing effect.
- Light Off Mode: Turns off all lighting.
The controller also has a color memory function, retaining your last selected color setting.

Figure 5: RGB lighting options and modes.
5.2 Turbo Function
The Turbo function allows for rapid-fire input of a selected button. This can be useful in games requiring quick, repeated button presses.
- Press and hold the Turbo button.
- While holding Turbo, press the desired action button (e.g., X, Square, R1, L1, R2, L2) to assign the Turbo function.
- Release both buttons. Now, holding the assigned action button will trigger rapid-fire input.
- To clear the Turbo function for a button, repeat the process.

Figure 6: Turbo function activation and speed settings.
5.3 Programmable Back Buttons (PR/PL)
The PR and PL buttons on the back of the controller can be programmed to mimic other button inputs, providing enhanced control and customization.
- Press the SET button on the back of the controller. The indicator light will start flashing.
- Press either the PR or PL button you wish to program.
- Press the button you want to map (e.g., Triangle, Circle, X, Square, L1, R1, L2, R2, D-Pad directions, Left Stick, Right Stick).
- Press the SET button again to confirm. The indicator light will stop flashing, indicating successful programming.
- To clear a programmed button, repeat the process without pressing a mapping button in step 3, or reset the controller.

Figure 7: Programmable back button functionality.
5.4 6-Axis Gyro Sensor and Vibration
The controller includes a 6-axis gyro sensor for motion control in compatible games and dual motor vibration for immersive feedback. Vibration intensity may be adjustable in some game settings or system settings.

Figure 8: Features including 6-axis gyro, adjustable vibration, and 3.5mm audio jack.
6. Maintenance and Care
- Keep the controller dry and away from moisture.
- Avoid exposing the controller to extreme temperatures.
- Clean the controller with a soft, dry cloth. Do not use harsh chemicals or abrasive materials.
- Store the controller in a safe place to prevent damage from drops or impacts.
- Do not attempt to disassemble the controller, as this will void the warranty.
7. Troubleshooting
7.1 Controller Does Not Power On
- Ensure the controller is fully charged. Connect it to a power source using the USB Type-C cable and allow it to charge for at least 30 minutes.
- Try pressing the PS button to power it on.
7.2 Controller Does Not Connect Wirelessly
- For PS4: Ensure the controller was initially paired via USB cable. If not, connect it with the cable, press the PS button, then disconnect.
- For Switch/PC: Ensure the controller is in pairing mode (PS button + SHARE button held until lights flash).
- Ensure the console/PC's Bluetooth is enabled and within range (up to 10 meters / 32 feet).
- Try resetting the controller (see 7.5).
- Remove previous Bluetooth pairings from your device and try pairing again.
7.3 Input Lag or Disconnections
- Ensure there are no strong wireless interference sources nearby (e.g., Wi-Fi routers, other Bluetooth devices).
- Move closer to the console/PC.
- Ensure the controller is fully charged. Low battery can affect wireless performance.
- Try connecting the controller via USB cable to rule out wireless issues.
7.4 Buttons or Joysticks Not Responding
- Test the controller with another game or application to determine if the issue is specific to one title.
- Ensure the controller is properly connected.
- Try resetting the controller (see 7.5).
7.5 How to Reset the Controller
If the controller becomes unresponsive or exhibits unusual behavior, a reset may resolve the issue:
- Locate the small reset hole on the back of the controller (often near the L2/R2 triggers or the screw holes).
- Use a small, pointed object (like a straightened paperclip) to press the reset button inside the hole. Hold for 3-5 seconds.
- Release the button. The controller should power off.
- Reconnect the controller to your device as per the setup instructions.
8. Specifications
| Feature | Specification |
|---|---|
| Model | RH-418/418-F |
| Connectivity | Wireless (Bluetooth), Wired (USB Type-C) |
| Compatibility | PS4, PS4 Pro, PS4 Slim, Nintendo Switch, PC (Windows), Android, Mac/iOS |
| Battery Type | Built-in Rechargeable Lithium-ion |
| Battery Capacity | 1000mAh |
| Charging Time | Approx. 3 hours |
| Operating Time | Over 10 hours |
| Wireless Range | Up to 10 meters (32 feet) |
| Audio Port | 3.5mm Headphone Jack |
| Special Features | RGB Lighting (7 colors, 3 modes), Turbo Function, Programmable Back Buttons, 6-Axis Gyro Sensor, Dual Motor Vibration |
| Weight | 10.8 ounces (approx. 306 grams) |
| Manufacturer | Gamrombo |
9. Warranty Information
Gamrombo products are covered by a limited warranty from the date of purchase. Please refer to the product packaging or the official Gamrombo website for specific warranty terms and conditions. The warranty typically covers manufacturing defects and does not cover damage caused by misuse, accidents, unauthorized modifications, or normal wear and tear.
Please retain your proof of purchase for warranty claims.
10. Customer Support
For technical assistance, troubleshooting, or warranty inquiries, please contact Gamrombo customer support:
- Website: Visit the Gamrombo Store on Amazon (for product information and potential contact details)
- Email: Refer to product packaging or official website for direct email support.
When contacting support, please have your product model (RH-418/418-F) and proof of purchase ready.





