Introduction
Thank you for choosing the KAPEYDESI Captain 400 Wireless Gaming Headset. This manual provides detailed instructions for setting up, operating, and maintaining your headset to ensure an optimal gaming and communication experience. Please read this manual thoroughly before use.
What's in the Box
Your KAPEYDESI Captain 400 Wireless Gaming Headset package includes the following items:
- 1x Captain 400 Gaming Headset
- 1x Detachable Noise-canceling Microphone
- 1x USB Transmitter (2.4GHz)
- 1x Type-C Charging Cable
- 1x 3.5mm Aux Cable
- 1x User Manual (this document)

Image: The Captain 400 headset, detachable microphone, USB transmitter, Type-C charging cable, 3.5mm aux cable, and user manual are displayed.
Product Overview
The Captain 400 headset features intuitive controls and ports for easy access and functionality.
Headset Controls and Ports:
- Power Button: Long press to power on/off. Double-click to switch connection modes (2.4GHz/Bluetooth).
- Volume Wheel: Adjusts headphone volume.
- Microphone Port: For connecting the detachable microphone.
- USB-C Charging Port: For charging the headset.
- 3.5mm Audio Jack: For wired connection.
- Indicator Light: Displays connection status and charging status.

Image: A diagram highlighting the breathable memory materials, lightweight protective structure, and stretchable adjustable headband of the headset.
Setup & Connection
The Captain 400 headset supports three connection modes: 2.4GHz wireless, Bluetooth 5.2, and 3.5mm wired.
1. 2.4GHz Wireless Connection (PC, PS4, PS5, Switch Docked)
- Plug the USB Transmitter into an available USB port on your PC, PS4, PS5, or Nintendo Switch dock. The transmitter's indicator light will flash blue when pending for pairing.
- Ensure the detachable microphone is fully inserted into the headset's microphone port.
- Long press the power button on the headset to turn it on. The headset will automatically attempt to pair with the USB transmitter.
- Once successfully paired, the headset will announce "Connected," and both the headset's and transmitter's indicator lights will remain solid blue.
- On PS5, navigate to Settings > Sound > Microphone > Input Device and select USB Headset (Captain 400). Then go to Sound > Audio Output > Output Device and select USB Headset (Captain 400). Adjust volume levels under Sound > Volume > Headphones and microphone levels under Sound > Microphone > Adjust Microphone Level.
- For Nintendo Switch, ensure the console is docked. Plug the USB transmitter into the dock. The headset will automatically connect.
Video: Demonstrates the unboxing, connecting the microphone, and pairing the headset via 2.4GHz USB transmitter with a PlayStation 5, including adjusting sound settings.

Image: A visual guide to the three connection methods: 2.4GHz wireless, Bluetooth 5.2, and 3.5mm wired, showing compatible devices for each.
2. Bluetooth 5.2 Connection (Mobile Devices, Tablets, Switch Handheld)
- Ensure the headset is powered on.
- Double-click the power button to switch to Bluetooth mode. The indicator light will flash blue and red, indicating it's in pairing mode.
- On your mobile device, tablet, or Nintendo Switch (in handheld mode), go to Bluetooth settings and select "Captain 400" from the list of available devices.
- Once connected, the headset will announce "Connected," and the indicator light will remain solid blue.
3. 3.5mm Wired Connection (Xbox Series X|S, Other Devices)
- Ensure the headset is powered off for wired mode.
- Connect one end of the 3.5mm Aux Cable to the headset's 3.5mm audio jack.
- Connect the other end of the 3.5mm Aux Cable to your device's 3.5mm audio port (e.g., Xbox controller, PC, mobile phone).
- Note: For Xbox controllers, an adapter (not included) may be required as the cable does not work directly with all Xbox controllers.
Operating Instructions
Power On/Off
- Power On: Long press the power button until the indicator light illuminates.
- Power Off: Long press the power button until the indicator light turns off.
Microphone Usage
- The Captain 400 features a detachable noise-canceling microphone. Insert it firmly into the dedicated port on the headset.
- To mute the microphone, press the microphone mute button. The blue light on the microphone will turn off.
- To unmute, press the microphone mute button again. The blue light on the microphone will turn on.

Image: A close-up of the headset's detachable, omni-directional microphone, emphasizing its Environmental Noise Cancellation (ENC) technology.
Volume Adjustment
- Use the volume wheel located on the headset to increase or decrease the audio output level.
Charging
- Connect the Type-C Charging Cable to the headset's charging port and a USB power source.
- The headset can be used while charging.
- A voice prompt will alert you when the battery level falls below 3%.
- A full charge takes approximately 2.5 hours.
- Expected battery life is over 40 hours without LED lights, and up to 25 hours with LED lights enabled.

Image: A graphic detailing the battery performance, showing over 40 hours of use without LED lights, 22 hours with LED lights, and a 2.5-hour full charge time.
Features
- Enhanced Audio: Features a 50mm dynamic driver and large diaphragm for precise game sound reproduction, capturing details like footsteps and gunshots.
- ENC Noise-Canceling Microphone: Utilizes Environmental Noise Cancellation (ENC) technology to minimize background noise for clear communication.
- Comfortable Design: Crafted with professional-grade breathable mesh earmuffs and a wide head beam for extended wear without discomfort. The adaptive ear shell design and ultra-light build ensure a comfortable fit.
- Long-lasting Battery: Offers over 40 hours of battery life, or up to 25 hours with LED mode enabled.
- Versatile Connectivity: Supports three modes: 2.4GHz wireless (for PC, PS4, PS5, Switch), Bluetooth 5.2 (for mobile devices, tablets, Switch handheld), and 3.5mm wired (for various devices including Xbox with an adapter).
- Low Latency Wireless: Employs 2.4GHz connection technology with a delay of ≤ 20ms for stable and responsive gaming.
- Simultaneous Use & Charging: The headset can be used while it is being charged, ensuring uninterrupted gaming or work.

Image: An exploded diagram showcasing the internal components of the premium dynamic driver, including the mesh earmuffs, PET protector, neodymium magnet, and ring transducer.
Specifications
| Feature | Specification |
|---|---|
| Model Name | Captain 400 |
| Connectivity Technology | 2.4GHz USB Wireless, 3.5mm Jack Wire, Bluetooth V5.2 |
| Wireless Communication Technology | Bluetooth |
| Bluetooth Version | 5.2 |
| Bluetooth Range | 50 Feet |
| Audio Latency | 20 Milliseconds (2.4GHz) |
| Audio Driver Type | Dynamic Driver |
| Audio Driver Size | 50 Millimeters |
| Noise Control | Sound Isolation, Noise Cancellation (ENC) |
| Battery Life | 40 Hours (without LED), 25 Hours (with LED) |
| Charging Time | 3 Hours |
| Headphones Jack | 3.5 mm Jack |
| Compatible Devices | PC, Mac, Laptop, Desktop, PS5, PS4, Switch, Xbox Series X|S (3.5mm Jack wire) |
| Material | Acrylonitrile Butadiene Styrene (ABS), Mesh Earmuffs, Metal |
| Item Weight | 1.19 pounds |
Troubleshooting
- Microphone not working on Nintendo Switch: The gaming headset's microphone is not supported for use with the Nintendo Switch.
- Microphone not working on PS5: If the microphone does not work when using PS5, please ensure the input device is correctly selected in PS5 sound settings (Settings > Sound > Microphone > Input Device > USB Headset (Captain 400)). If the issue persists, contact customer support.
- Connecting to Xbox Controller: When connecting to an Xbox controller with the 3.5mm cable, an adapter (not included) may be necessary. Ensure the headset is powered off for wired mode.
- Low Battery: The headset will provide voice prompts when the power falls below 3%. Charge the headset using the provided Type-C cable.
- Connection Issues: If the headset fails to connect via 2.4GHz or Bluetooth, ensure it is in the correct pairing mode (flashing blue for 2.4GHz, flashing blue/red for Bluetooth) and that the USB transmitter is properly inserted or Bluetooth is enabled on your device.
Warranty & Support
KAPEYDESI provides comprehensive customer support. For any issues or inquiries, please contact our support team. We aim to respond within 12-24 hours. Please refer to your purchase documentation for specific warranty details.