1. Safety Information
Please read and follow all safety instructions before using this product. Keep this manual for future reference.
- Avoid exposing the headset to extreme temperatures, humidity, or direct sunlight.
- Do not disassemble, modify, or attempt to repair the headset yourself. This may void the warranty and cause damage.
- Keep the headset away from water and other liquids.
- Use only the provided charging cable to charge the headset.
- Prolonged listening at high volume levels may cause hearing damage. Adjust volume to a comfortable level.
2. Package Contents
Verify that all items are present in the package:
- 1 x KAPEYDESI Captain 400 Wireless Gaming Headset
- 1 x User Manual
- 1 x 3.5mm Audio Cable
- 1 x USB Charging Cable
- 1 x 2.4GHz USB Dongle
- 1 x Detachable Microphone

Image: KAPEYDESI Captain 400 Gaming Headset and included accessories: 3.5mm audio cable, USB charging cable, and 2.4GHz USB dongle.
3. Product Overview
The KAPEYDESI Captain 400 Gaming Headset features advanced audio technology and ergonomic design for extended gaming sessions.
- 50mm Dynamic Drivers: Equipped with large diaphragm PET dynamic drivers for precise game sound reproduction, capturing details like footsteps and gunshots.
- ENC Noise-Canceling Microphone: Utilizes Environmental Noise Canceling (ENC) technology to minimize background noise for clear communication. The microphone is detachable and omni-directional.
- Comfortable Design: Features professional-grade breathable mesh earmuffs and a wide headband for comfort during long play. The adaptive ear shell design suits various head sizes, and the headset is ultra-lightweight.
- Multi-Mode Connectivity: Supports 2.4GHz wireless, Bluetooth 5.2, and 3.5mm wired connections for broad device compatibility.

Image: Diagram illustrating the components of the premium dynamic driver, including mesh earmuffs, PET shockproof protector, neodymium magnet, and ring transducer.

Image: Ergonomic design features of the headset, highlighting breathable memory materials, lightweight protective structure, and a stretchable adjustable headband.
4. Setup and Connection
4.1 Charging the Headset
Before first use, fully charge the headset. A full charge takes approximately 2.5 hours.
- Connect the USB Charging Cable to the headset's charging port and to a USB power source.
- The LED indicator will show charging status.
- The headset provides voice prompts when power falls below 3%.

Image: KAPEYDESI Captain 400 headset being charged via a USB cable, illustrating the charging port location.
4.2 2.4GHz Wireless Connection
For a seamless wireless experience with low latency:
- Plug the 2.4GHz USB Dongle into an available USB port on your PC, PS4, or PS5 console.
- Power on the headset. It should automatically connect to the dongle.
- Note: Wireless mode is not compatible with Xbox series consoles.

Image: KAPEYDESI Captain 400 headset with its 2.4GHz USB dongle plugged into a gaming console, highlighting ultra-low latency.
4.3 Bluetooth Mode
To connect via Bluetooth:
- With the headset powered on, double-click the power button to enter Bluetooth pairing mode.
- On your mobile device (phone, tablet) or Nintendo Switch, search for Bluetooth devices and select "Captain 400" to pair.
4.4 3.5mm Wired Mode
For wired connection:
- Ensure the headset is powered off.
- Connect the 3.5mm Audio Cable to the headset's audio port and to the 3.5mm socket on your device (e.g., Xbox series controller, PC, laptop).

Image: Diagram illustrating the three connection modes: 2.4GHz wireless, Bluetooth 5.2, and 3.5mm wired, with compatible devices listed for each.
5. Operating Instructions
5.1 Power On/Off
- To power on: Press and hold the power button until the LED indicators light up.
- To power off: Press and hold the power button until the LED indicators turn off.
5.2 Volume Control
Adjust the volume using the dedicated volume controls located on the headset's earcup.
5.3 Microphone Usage
- Attach the detachable microphone to the designated port on the headset.
- The ENC noise-canceling feature will automatically work to reduce background noise during communication.
- To mute the microphone, use the mute button on the headset.

Image: KAPEYDESI Captain 400 Gaming Headset with its omni-directional and detachable microphone, highlighting the ENC noise-canceling feature.
5.4 LED Lighting
The headset features LED lighting. You can disable the lights at any time to conserve battery life.
6. Care and Maintenance
- Clean the headset regularly with a soft, dry cloth. Do not use harsh chemicals or abrasive materials.
- Store the headset in a cool, dry place when not in use.
- Avoid dropping or subjecting the headset to strong impacts.
- To prolong battery life, avoid fully discharging the battery frequently.
7. Troubleshooting
If you encounter any issues, please refer to the following common solutions:
- No Sound/Low Volume: Ensure the headset is powered on and connected correctly. Check the volume levels on both the headset and your connected device. For wired mode, ensure the 3.5mm cable is fully inserted.
- Microphone Not Working: Ensure the detachable microphone is securely plugged into the headset. Check microphone settings on your connected device to ensure it is selected as the input device and not muted.
- Connectivity Issues: For 2.4GHz wireless, ensure the USB dongle is properly inserted and the headset is within range. For Bluetooth, ensure the headset is in pairing mode and visible to your device. Try restarting both the headset and the connected device.
- Excessive Noise/Echo: Ensure all connections are secure. Adjust microphone monitoring settings on your console or PC if available.
8. Technical Specifications
| Model Name | Captain 400 |
| Connectivity Technology | Wired, Wireless (2.4GHz USB dongle, Bluetooth 5.2) |
| Audio Driver Size | 50 Millimeters |
| Audio Driver Type | Dynamic Driver |
| Noise Control | Sound Isolation, ENC Noise-Canceling Microphone |
| Battery Life | 40+ Hours (25 hours with LED mode) |
| Charging Time | 2.5 Hours |
| Impedance | 20 Ohms |
| Material | Acrylonitrile Butadiene Styrene (ABS) Metal |
| Ear Placement | Over Ear |
9. Warranty and Support
For warranty information or technical support, please refer to the contact details provided on the product packaging or visit the official KAPEYDESI website. Keep your proof of purchase for any warranty claims.