1. Introduction
This user manual provides comprehensive instructions for the Gamrombo Wireless Pro Controller. Designed for compatibility with Nintendo Switch, Switch Lite, Switch OLED, PC, and mobile devices, this controller offers a versatile gaming experience with multiple connection options and advanced features.
2. Package Contents
Please verify that all items listed below are included in your package:
- 1 x Gamrombo Wireless Pro Controller
- 1 x USB Data Cable
- 1 x USB Receiver (for 2.4G wireless connection)
- 1 x Instruction Manual
3. Product Overview
The Gamrombo Wireless Pro Controller features an ergonomic design for comfortable extended gameplay. It includes dual analog sticks, a D-pad, action buttons (A, B, X, Y), shoulder buttons (L, R, ZL, ZR), and function buttons (Home, Share, Menu, Turbo). The controller supports precise motion control via its 6-axis gyro sensor and provides immersive feedback through dual vibration motors.

Figure 1: Front view of the Gamrombo Wireless Pro Controller. This image displays the controller's layout, including the left and right analog sticks, D-pad, A/B/X/Y action buttons, Home button, Share button, and Menu button. The ergonomic grips are also visible.
4. Setup and Charging
4.1 Initial Charging
Before first use, fully charge the controller. Connect the supplied USB data cable to the controller's charging port and the other end to a USB power source (e.g., a console, PC, or USB wall adapter). The charging indicator light will illuminate during charging and turn off when fully charged. A full charge typically takes 2-3 hours.
4.2 Powering On/Off
- To Power On: Press the Home button. The indicator lights will flash.
- To Power Off: Press and hold the Home button for 5 seconds. The indicator lights will turn off. The controller will also automatically power off after 5 minutes of inactivity.
5. Operating Instructions
5.1 Connecting to Nintendo Switch/Switch Lite/Switch OLED (Bluetooth)
- From the Switch HOME Menu, select "Controllers" > "Change Grip/Order".
- On the controller, press and hold the Home button for 3-5 seconds until the four indicator lights flash rapidly.
- Once connected, the corresponding player indicator light(s) on the controller will remain solid.
- To reconnect, simply press the Home button. The controller will automatically connect to the last paired Switch console.
5.2 Connecting to PC (Wired or 2.4G Wireless)
5.2.1 Wired Connection
- Connect the controller to your PC using the supplied USB data cable.
- The PC should automatically detect and install the necessary drivers.
- The controller will be recognized as an X-input device.
5.2.2 2.4G Wireless Connection
- Insert the USB receiver into an available USB port on your PC.
- Press the Home button on the controller. The controller will automatically attempt to connect to the receiver.
- Once connected, the indicator light on the controller will remain solid.
5.3 Connecting to Mobile Phones (Bluetooth)
- Ensure Bluetooth is enabled on your mobile phone.
- On the controller, press and hold the Home button for 3-5 seconds until the indicator lights flash rapidly.
- On your mobile phone, search for new Bluetooth devices and select "Gamrombo Controller" (or similar name) from the list.
- Once paired, the indicator light on the controller will remain solid.
6. Advanced Features
6.1 Motion Control (6-Axis Gyro)
The controller features a built-in 6-axis gyro sensor, enabling precise motion control in compatible games. This allows for intuitive aiming, steering, and other in-game actions by simply tilting and moving the controller.
6.2 Dual Vibration Feedback
Experience enhanced immersion with dual shock motors that provide realistic vibration feedback based on in-game events, such as collisions, explosions, or character actions.
6.3 Programming Function
The controller supports a programming function, allowing users to assign complex button sequences or macros to specific buttons for more streamlined gameplay. Refer to the detailed instructions in the included physical manual for specific programming steps, as these can vary.
7. Maintenance
- 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 chemical solvents.
- Store the controller in a safe place to prevent damage from drops or impacts.
8. Troubleshooting
8.1 Controller Does Not Power On
- Ensure the controller is fully charged. Connect it to a power source using the USB cable and allow it to charge for at least 30 minutes.
- Try pressing the Home button firmly.
8.2 Controller Does Not Connect
- For Switch: Ensure the Switch is in "Change Grip/Order" mode. Make sure no other controllers are interfering.
- For PC (2.4G): Ensure the USB receiver is properly inserted and recognized by the PC. Try a different USB port.
- For Mobile (Bluetooth): Ensure Bluetooth is enabled on your phone and the controller is in pairing mode (rapidly flashing lights). Forget previous pairings on your phone and try again.
- Ensure the controller is sufficiently charged. Low battery can affect connectivity.
8.3 Input Lag or Disconnections
- Move closer to the console/PC/mobile device to reduce interference.
- Ensure there are no strong wireless signals (Wi-Fi routers, other Bluetooth devices) nearby that could cause interference.
- Ensure the controller is fully charged.
9. Specifications
| Model Number | Switch Controller |
| Brand | Gamrombo |
| Compatibility | Nintendo Switch, Switch Lite, Switch OLED, PC, Mobile |
| Connection Methods | Wired (USB), Bluetooth, 2.4G Wireless (with receiver) |
| Battery Capacity | 750mAh Lithium Battery |
| Charging Time | 2-3 hours |
| Usage Time | 10-12 hours |
| Dimensions | 15.6 x 10.59 x 6.5 cm |
| Weight | 290 g |
| Special Features | 6-Axis Gyro, Dual Vibration, Programmable Buttons |
10. Warranty and Support
For warranty information and customer support, please refer to the documentation included with your purchase or contact Gamrombo customer service directly. Contact details are typically available on the official Gamrombo website or on the product packaging.





