Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your Ordtop GS400 Ultra Wireless Gaming Headset. Please read this manual thoroughly before using the product to ensure proper functionality and longevity.

Image: The Ordtop GS400 Ultra Wireless Gaming Headset, showcasing its design and included accessories like the USB dongle and charging cable.
Package Contents
Verify that all items are present in the package:
- Bluetooth Gaming Headphones
- USB & Type-C Plug (2.4GHz wireless dongle)
- 3.5mm Audio Cable
- Type-C Charging Cable
- User Manual (this document)
Setup and Connection
The Ordtop GS400 Ultra headset offers multiple connection options for various devices.
1. Charging the Headset
Before first use, fully charge the headset. Connect the Type-C charging cable to the headset's charging port and to a USB power source. A full charge takes approximately 2 hours.

Image: Battery life information, indicating 35-40 hours of gaming time, 15-20 hours with RGB lighting, and a 2-hour charging time.
2. Connection Modes
The headset supports 2.4GHz wireless, Bluetooth, and 3.5mm wired connections.
2.1. 2.4GHz Wireless Mode (for PC, Mac, PS4, PS5, Laptop)
- Ensure the headset is powered off.
- Insert the USB & Type-C plug (dongle) into an available USB port on your device (PC, Mac, PS4, PS5, Laptop).
- Press and hold the Power button and Volume+ button on the headset simultaneously for 6 seconds to initiate pairing.
- The headset will automatically connect to the dongle.
- To switch to 2.4GHz mode from another mode, use the dedicated slider on the earcup.

Image: A visual representation of the headset's multi-platform wireless support, detailing compatibility for 2.4GHz mode (PC, Mac, PS4, PS5, Laptop, Xbox Line-in) and Bluetooth mode (PC, Mac, Tablets, Mobile Phone, Switch).

Image: The USB and Type-C plug (dongle) demonstrating its compatibility with different devices such as PS4, PS5, PC, Mac, Laptops, phones, tablets, and Nintendo Switch.
2.2. Bluetooth Mode (for PC, Mac, Tablets, Mobile Phone, Switch)
- Ensure the headset is powered on.
- Slide the dedicated switch on the earcup to Bluetooth mode.
- On your device, enable Bluetooth and search for "GS400 Ultra" (or similar).
- Select the headset to pair.
- Note: Microphone functionality is not supported in Bluetooth mode for Nintendo Switch. Bluetooth is not compatible with PS5 or PS4.
2.3. 3.5mm Wired Connection
For devices supporting a 3.5mm audio jack, connect the included 3.5mm audio cable to the headset and your device. This mode does not require battery power.
Operating Instructions
1. Controls Overview
All essential controls are located on the earcup for easy access.

Image: Detailed diagram illustrating the location and function of controls on the headset earcup, including Volume +, Play/Pause, Power On/Off, Volume -, Mic Mute, 2.4GHz/Bluetooth mode switch, and Type-C port for charging or 3.5mm wired connection.
- Power On/Off: Long press for 2 seconds.
- Volume +: Single click to increase volume.
- Volume -: Single click to decrease volume.
- Play/Pause: Single click.
- Answer/Hang up/Reject Call: Single click to answer/hang up, long press to reject.
- Mic Mute: Double click the Volume - button.
- RGB Lighting: Double-tap to switch RGB lighting on or off.
- Mode Switch: Use the dedicated slider to switch between 2.4GHz Wireless Mode and Bluetooth Mode.
2. Microphone Usage
The external microphone features Environmental Noise Cancellation (ENC) technology to reduce background noise during communication.

Image: A visual comparison demonstrating the effectiveness of the ENC Noise Cancelling Mic, showing clearer voice transmission and environmental sound details after activation.

Image: Illustration of the microphone's 360-degree voice pickup capability and its adjustable design, highlighting AI noise reduction for clear communication.
3. Audio Experience
The headset is equipped with 40mm dynamic drivers and supports virtual 7.1 surround sound for an immersive audio experience.

Image: The headset with a graphic overlay illustrating 7.1 Stereo Surround Sound and Deep Bass, emphasizing the dynamic 40mm drivers for an immersive audio experience.
Maintenance
- Clean the headset regularly with a soft, dry cloth.
- Avoid exposing the headset to extreme temperatures, humidity, or direct sunlight.
- Do not attempt to disassemble the headset, as this may void the warranty and cause damage.
- Store the headset in a cool, dry place when not in use.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound from headset | Headset not powered on, low battery, incorrect connection mode, device volume too low. | Ensure headset is charged and powered on. Verify correct connection mode (2.4GHz, Bluetooth, or wired). Check device volume settings. Re-pair if using wireless modes. |
| Microphone not working | Microphone muted, incorrect input device selected on computer/console, Bluetooth mode on Switch. | Double click Volume - to unmute mic. Check audio input settings on your device. Note that mic is not supported on Switch in Bluetooth mode. |
| Connection unstable or laggy | Interference, distance from dongle/device, low battery. | Ensure headset is within range (up to 55 ft for 2.4GHz, 17 meters for Bluetooth). Minimize obstacles. Charge headset. Re-pair the connection. |
| RGB lighting not working | RGB feature turned off, low battery. | Double-tap to toggle RGB lighting. Charge headset (RGB lighting consumes more battery). |
Specifications
| Model Name | GS400 Ultra |
| Connectivity Technology | 2.4GHz Wireless, Bluetooth, 3.5mm Wired |
| Wireless Communication | Bluetooth |
| Audio Driver Size | 40mm Dynamic Drivers |
| Audio Latency | 20 Milliseconds (under 2.4GHz) |
| Bluetooth Range | Up to 17 Meters |
| 2.4GHz Wireless Range | Up to 55 feet |
| Noise Control Features | Environmental Noise Cancellation (ENC) Microphone |
| Battery Life (Gaming) | 35-40 Hours (without RGB) |
| Battery Life (RGB On) | 15-20 Hours |
| Charging Time | Approximately 2 Hours |
| Weight | 276g (approx. 9.7 oz) |
| Material | Polyurethane (PU) earcups |
| Compatible Devices | PS5, PS4, PC, Nintendo Switch, Xbox (Line-in mode), Laptop, Tablet, iPad, Mobile Phone |
Warranty and Support
For warranty information and technical support, please refer to the official Ordtop website or contact their customer service. Keep your purchase receipt for warranty claims.
Official Brand Store: Ordtop Store on Amazon




