1. Introduction
The Gtheos Captain 370 Wireless Gaming Headset is designed to provide a versatile and immersive audio experience across multiple gaming platforms. This manual provides detailed instructions for setup, operation, maintenance, and troubleshooting to ensure optimal performance and longevity of your headset.
2. Package Contents
Please verify that all items are present in your package:
- Gtheos Captain 370 Wireless Gaming Headset
- Detachable Noise-Canceling Microphone
- 2.4GHz USB-A Wireless Transmitter
- USB Type-C Charging Cable
- 3.5mm Audio Cable
- User Manual (this document)
3. Product Overview
Familiarize yourself with the key components and controls of your Gtheos Captain 370 headset.

Image 3.1: Multi-function button for audio settings and RGB lights.
The headset features a multi-function button on the earcup for easy control:
- Single Click: Microphone mute switch.
- Double Click: Switch breathing lighting colors.
- Long Press: Turn off breathing light.

Image 3.2: Detachable noise-canceling microphone for clear communication.
The detachable microphone utilizes advanced Environmental Noise Cancellation (ENC) technology to filter out background noise. The headset also includes a built-in backup microphone for calls even when the boom mic is detached.

Image 3.3: Premium protein material earcups for comfortable wear.
The earcups are made from premium protein material, ensuring comfort during extended use.
4. Setup & Connectivity
The Gtheos Captain 370 offers four versatile connection modes:

Image 4.1: Overview of the headset's 4-in-1 multi-device connectivity.
4.1. 2.4GHz Wireless Connection (USB-A / USB-C)
This mode is suitable for PS5, PS4, laptops, desktops, and Nintendo Switch (microphone not supported on Switch).
- Insert the 2.4GHz USB transmitter into an available USB port on your device. The transmitter's indicator will flash blue while waiting for pairing.
- Hold down the power button on the headset for 3 seconds to turn it on. The white light on the headset will flash, indicating it is searching for a connection.
- Once successfully paired, the transmitter's indicator light will remain solid blue, and the headset's indicator light will remain solid white.
- For PS5: Navigate to the PS5 settings menu, select "Sound," then "Microphone," and choose "USB Headset (Captain 370)" as the input device. For audio output, select "Audio Output" and choose "USB Headset (Captain 370)." Adjust volume levels as needed.
- For PC: Go to Sound Settings, select "Captain 370" for both output and input, and adjust volume levels.
Video 4.1: Demonstrates the 2.4GHz wireless connection method for the Gtheos Captain 370 headset.
Video 4.2: Guide on connecting the Gtheos Captain 370 headset to a PS5 console.

Image 4.2: High-speed 2.4GHz wireless transmission for gaming.
4.2. Bluetooth 5.3 Connection
This mode is ideal for mobile phones, tablets, and laptops.
- Ensure the headset is powered off. Slide the mode switch on the headset to the "BT" position. The indicator light will flash blue, indicating pairing mode.
- On your device, enable Bluetooth and search for available devices. Select "Captain 370" from the list to pair.
- Once connected, the indicator light on the headset will turn solid blue.
- For Nintendo Switch: Access System Settings, select "Bluetooth Audio," and choose "Captain 370" to pair. Note that Bluetooth microphones are not supported on Switch.
Video 4.3: Short preview demonstrating how to connect the Gtheos Captain 370 headset to a Nintendo Switch via Bluetooth.
4.3. 3.5mm Wired Connection
This mode is compatible with Xbox and other consoles that support a 3.5mm audio jack.
- Insert the 3.5mm audio cable into the headset's 3.5mm audio port.
- Connect the other end of the 3.5mm audio cable to your console's controller or device.
- For Xbox controllers, an adapter (not included) may be required as audio cables alone are not directly compatible.
Video 4.4: Instructions for connecting the Gtheos Captain 370 headset to an Xbox console via wired connection.
5. Operating Instructions
5.1. Microphone Installation and Usage
To install the detachable microphone:
- Locate the microphone port on the headset (refer to Image 3.2).
- Firmly insert the microphone into the jack until you feel a slight 'click,' indicating a secure and proper connection.
Video 5.1: Detailed guide on how to properly install the detachable microphone on your Gtheos Captain 370 headset.
To mute the microphone, single-click the multi-function button (refer to Image 3.1).
5.2. RGB Lighting Control
The headset features RGB breathing lights:
- Double Click: Change the color of the breathing lights.
- Long Press: Turn off the breathing light.
To extend battery usage time, it is recommended to turn off the breathing lights when not needed.
6. Charging & Battery Life

Image 6.1: Battery specifications and charging details.
The Gtheos Captain 370 headset offers up to 45 hours of wireless play on a full charge. Charging is done via the included USB Type-C cable and takes approximately 3 hours for a full charge.
- Gaming Time: 40-45 hours
- Charging Time: 3 hours
- Battery Capacity: 1000mAh
- Low Battery Alert: Below 3% battery, a voice alert will sound.
7. Maintenance & Care
- Keep the headset clean by wiping it with a soft, dry cloth.
- Avoid exposing the headset to extreme temperatures, humidity, or direct sunlight.
- Store the headset in a safe place to prevent physical damage.
- Do not attempt to disassemble or repair the headset yourself, as this may void the warranty.
8. Troubleshooting
- Microphone not working on Switch: The microphone function is not supported when using the 2.4GHz wireless mode with Nintendo Switch.
- Microphone not working (general): Check if the microphone mute button is activated. Switch the "Microphone Button" to unmute.
- Echo when using with PS5: To reduce echo, keep the volume level of the headset at approximately 80%-85%.
- Xbox wired connection: An adapter (not included) is required when using a 3.5mm audio cable to connect to an Xbox controller.
9. Specifications
| Feature | Specification |
|---|---|
| Brand | Gtheos |
| Model Number | Captain 370 |
| Connectivity | 2.4GHz Wireless, Type-C Wireless, Bluetooth 5.3, 3.5mm Wired |
| Drivers | 50mm Dynamic Drivers |
| Sound Features | 3D Surround Sound |
| Microphone | Detachable Noise-Canceling (ENC) Boom Mic, Built-in Backup Mic |
| Battery Life | Up to 45 Hours |
| Charging Time | 3 Hours (Type-C) |
| Wireless Range | Up to 49 feet |
| Latency | Ultra-low 20ms |
| Additional Features | RGB Lighting |
10. Warranty & Support
The Gtheos Captain 370 Wireless Gaming Headset comes with a 1-year warranty from the date of purchase. For any technical assistance, troubleshooting, or warranty claims, please contact Gtheos customer support. We offer 24/7 service and technical support to ensure your satisfaction.
For further assistance, please visit the official Gtheos website or refer to the contact information provided in your product packaging.