1. Introduction
Welcome to the Onikuma GT806 Gaming Headset user manual. This headset is designed to provide a superior audio experience for gaming and multimedia, featuring three versatile connection modes: 2.4GHz wireless, Bluetooth V5.4, and wired. Enjoy immersive sound, clear communication, and comfortable wear for extended periods.
2. Key Features
- Three-Mode Connectivity: Seamlessly switch between 2.4GHz wireless, Bluetooth V5.4, and wired connections for broad compatibility.
- 50mm Driver Units: Delivers high-fidelity (HiFi) sound quality for a rich and immersive audio experience.
- Comfortable Design: Equipped with comfortable memory foam earcups for long-term wear without discomfort.
- 360° Flexible Microphone: A bendable, omnidirectional microphone ensures clear voice pickup and can be adjusted freely.
- RGB Colorful Lighting: Features breathing gradient RGB lights for an enhanced gaming aesthetic.
- Long Battery Life: Up to 20 hours of playback time on a single charge.





3. Package Contents
Please check the package for the following items:
- Onikuma GT806 Gaming Headset
- 2.4GHz USB Wireless Dongle
- Type-C USB Charging Cable
- 3.5mm Audio Cable (for wired connection)
- User Manual

4. Setup and Connection
4.1. 2.4GHz Wireless Connection
- Plug the 2.4GHz USB wireless dongle into an available USB port on your PC, PS4, PS5, or Nintendo Switch (in docked mode).
- Power on the headset by pressing and holding the Power button. The headset should automatically connect to the dongle.
- Ensure the headset is selected as the audio output and input device in your system's sound settings.
4.2. Bluetooth V5.4 Connection
- Power on the headset.
- Switch the headset to Bluetooth mode (refer to the operating section for mode switching). The indicator light will flash, indicating pairing mode.
- On your device (smartphone, tablet, PC), enable Bluetooth and search for 'GT806' in the list of available devices.
- Select 'GT806' to pair. Once connected, the indicator light will become solid.
4.3. Wired Connection
- Connect one end of the 3.5mm audio cable to the headset's audio jack.
- Connect the other end of the 3.5mm audio cable to the audio output port of your device (PC, console controller, etc.).
- The headset will operate in passive mode, drawing power from the device if needed, or using its own battery for features like RGB lighting.
5. Operating Instructions
5.1. Power On/Off
- Power On: Press and hold the Power button for approximately 3 seconds until the indicator light illuminates.
- Power Off: Press and hold the Power button for approximately 3 seconds until the indicator light turns off.
5.2. Volume Control
- Increase Volume: Press the 'VOL +' button.
- Decrease Volume: Press the 'VOL -' button.
5.3. Microphone Usage
- Adjust Microphone: The microphone is 360° flexible; bend it to your desired position for optimal voice clarity.
- Mute/Unmute: Use the dedicated microphone mute button on the headset to toggle mute functionality.
5.4. RGB Lighting Control
- The RGB lighting features breathing gradient effects. A dedicated button or a long press of a specific button (refer to the headset's physical controls) may cycle through lighting modes or turn them off.
5.5. Mode Switching
- Use the mode switch button on the headset to cycle between 2.4GHz wireless, Bluetooth, and wired modes. The indicator light will change to reflect the active mode.
6. Maintenance and Care
- Cleaning: Use a soft, dry cloth to clean the headset. Do not use harsh chemicals or abrasive materials.
- Storage: Store the headset in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the headset frequently. Charge it regularly, even if not in use for extended periods.
- Microphone: Handle the flexible microphone gently to avoid damage.
7. Troubleshooting
7.1. No Sound
- Check if the headset is powered on and properly connected (2.4GHz dongle, Bluetooth paired, or 3.5mm cable securely plugged in).
- Ensure the volume on both the headset and your device is turned up and not muted.
- Verify that the headset is selected as the default audio output device in your system's sound settings.
- If using 2.4GHz or Bluetooth, try re-pairing or reconnecting.
7.2. Microphone Not Working
- Ensure the microphone is not muted via the headset's mute button or your device's software settings.
- Check that the microphone is properly connected (if detachable) and positioned correctly.
- Verify that the headset's microphone is selected as the default input device in your system's sound settings.
- Test the microphone with another application or device.
7.3. Connection Issues (Wireless)
- 2.4GHz: Ensure the USB dongle is firmly plugged in and the headset is in 2.4GHz mode. Try a different USB port.
- Bluetooth: Make sure Bluetooth is enabled on your device and the headset is in pairing mode. Forget the device from your Bluetooth list and re-pair.
- Reduce distance between headset and device, and remove any potential interference sources.
7.4. Charging Issues
- Ensure the Type-C USB charging cable is securely connected to both the headset and a power source.
- Try a different charging cable or power adapter.
- Check if the charging indicator light on the headset is active.
8. Specifications
| Feature | Specification |
|---|---|
| Model | GT806 |
| Bluetooth Version | V5.4 |
| Transmission Distance | About 15m |
| Horn Size | 50mm |
| Sensitivity | 117±3dB |
| Frequency Range | 20Hz-20KHz |
| Playback Time | About 20H |
| Charging Time | About 2H |
| Battery Capacity | 1000mAh |
| Directionality (Microphone) | All Points |
| Working Voltage | DC3.3V-4.2V |
| Charging Interface | TYPE-C USB |
9. User Tips
- Optimal Fit: Adjust the headband and earcups for a snug yet comfortable fit to maximize sound isolation and comfort during long gaming sessions.
- Audio Settings: Always check your device's audio settings (PC, console) to ensure the headset is selected as the primary output and input device for the best performance.
- Battery Management: For wireless modes, keep the headset charged to avoid interruptions. A quick 15-minute charge can often provide enough power for a short session.
- Microphone Placement: Position the flexible microphone about 1-2 inches from your mouth for the clearest voice transmission, avoiding direct breath.
- Interference: If experiencing wireless interference, try moving closer to the dongle/Bluetooth device or away from other wireless electronics.
10. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the specific warranty card included with your product or contact the retailer/manufacturer directly. Keep your proof of purchase for any warranty claims.





