1. Introduction
Thank you for choosing the FIFINE MI18 Gaming Headset. This manual provides detailed instructions for setting up, operating, and maintaining your headset to ensure an optimal gaming audio experience. The MI18 headset features 7.1 surround sound, a detachable microphone, and versatile connectivity options for various gaming platforms.

Image 1.1: FIFINE MI18 Gaming Headset components including the headset, detachable microphone, and USB/3.5mm cable with in-line controls.
2. Key Features
- 7.1 Virtual Surround Sound: Experience immersive audio that pinpoints environmental sounds for a richer listening experience.
- 50mm Audio Drivers: Delivers clear and powerful sound, allowing you to hear every detail in your game.
- Detachable Microphone: High-sensitivity microphone (-42 dB) for clear voice communication, easily removable when not needed.
- Dual Connectivity: Supports both USB and 3.5mm connections for broad device compatibility.
- Comfortable Design: Over-ear closed design with an adjustable headband and padded ear cups for extended wear.
- Passive Noise Cancellation: Helps reduce ambient noise for focused gaming.
- In-line Control Panel: Convenient access to volume adjustments, microphone mute, and 7.1 surround sound mode toggle.
- Durable Braided Cable: A 124-inch long braided cable with anti-interference magnetic ring ensures stable signal transmission and freedom of movement.

Image 2.1: Key features of the FIFINE MI18 Gaming Headset, including 48KHz sample rate, 7.1 surround sound, and detachable microphone.

Image 2.2: Internal components of the headset, illustrating the 50mm audio driver for superb sound quality.
3. Package Contents
Please check the package for the following items:
- FIFINE MI18 Gaming Headset
- Detachable Microphone
- USB-A/3.5mm Audio Cable with In-line Control Box
- User Manual
4. Setup Instructions
4.1 Attaching the Microphone
- Locate the microphone input port on the left earcup of the headset.
- Align the microphone's 3.5mm jack with the port and gently push until it clicks into place.
- Adjust the flexible microphone boom to your preferred position for optimal voice capture.
4.2 Connecting the Headset
The MI18 headset offers two primary connection methods:
4.2.1 USB Connection (for PC, PS4, PS5, Nintendo Switch in Docked Mode)
- Connect the USB-A end of the audio cable to an available USB port on your PC, PS4, PS5, or Nintendo Switch dock.
- The headset will be automatically recognized by most systems. You may need to select the headset as the default audio input/output device in your system's sound settings.
4.2.2 3.5mm Connection (for Xbox, Mobile Devices, Nintendo Switch in Handheld Mode, Game Console Controllers)
- Connect the 3.5mm TRRS jack of the audio cable to the 3.5mm audio port on your device or controller.
- Ensure the connection is secure.

Image 4.1: The robust USB-A/3.5mm cable, illustrating its connectors and compatibility with PC, PS4, PS5, Xbox, Mobile, and Nintendo Switch.
5. Operating Instructions
5.1 Adjusting for Comfort
- Adjust the headband to fit comfortably over your head.
- Ensure the earcups fully enclose your ears for optimal sound isolation and comfort.
5.2 Using the In-line Control Panel
The in-line control panel provides quick access to audio adjustments:
- Headset Volume Control: Use the '+' and '-' buttons to increase or decrease the headset's audio volume.
- Microphone Volume Control: Use the dedicated '+' and '-' buttons to adjust the microphone input level.
- Microphone Quick Mute: Slide the mute switch to instantly mute or unmute your microphone. An LED indicator will show the microphone status.
- 7.1 Surround Sound Mode: Press the '7.1' button to toggle the virtual 7.1 surround sound on or off. An LED indicator will confirm the mode.

Image 5.1: The in-line control panel, detailing buttons for microphone volume, headset volume, microphone mute, and 7.1 surround sound activation.

Image 5.2: Illustration of how 7.1 virtual surround sound enhances the gaming experience by providing directional audio cues.
5.3 Official Product Video
Video 5.3: An official product video demonstrating the features and usage of the FIFINE MI18 Gaming Headset. This video provides a visual guide to the headset's capabilities and controls.
6. Device Compatibility
The FIFINE MI18 Gaming Headset is designed for broad compatibility:
- USB Connection: Compatible with PC, PlayStation 4 (PS4), PlayStation 5 (PS5), and Nintendo Switch (in docked mode).
- 3.5mm Connection: Compatible with Xbox consoles, mobile phones, tablets, and Nintendo Switch (in handheld mode), as well as game console controllers with a 3.5mm audio jack.
7. Maintenance
To ensure the longevity and optimal performance of your FIFINE MI18 Gaming Headset, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to wipe down the headset and earcups. Avoid using harsh chemicals or abrasive materials. For the earcups, a slightly damp cloth can be used, but ensure they are completely dry before use.
- Storage: Store the headset in a cool, dry place away from direct sunlight and extreme temperatures. If possible, use the original packaging or a protective case to prevent dust accumulation and physical damage.
- Cable Care: Avoid sharp bends or excessive pulling on the cable. When not in use, coil the cable loosely to prevent tangles and damage.
- Microphone Care: Handle the detachable microphone gently. Avoid bending it excessively or exposing it to moisture.
8. Troubleshooting
If you encounter issues with your FIFINE MI18 Gaming Headset, please refer to the following common solutions:
| Problem | Solution |
|---|---|
| No sound from headset |
|
| Microphone not working |
|
| 7.1 Surround Sound not activating |
|
| Sound quality is poor or distorted |
|
9. Specifications
| Feature | Detail |
|---|---|
| Brand | FIFINE |
| Model Name | MI18 |
| Connectivity Technology | Wired (USB, 3.5mm) |
| Ear Placement | Over Ear |
| Form Factor | Over Ear |
| Control Type | Volume Control, Microphone Mute, 7.1 Surround Toggle |
| Control Method | Buttons, Switch |
| Special Feature | Detachable Cable, Detachable Microphone, 7.1 Surround Sound |
| Cable Feature | Detachable, Braided (124 inches total length) |
| Item Weight | 1.12 pounds (0.51 Kilograms) |
| Product Dimensions | 8.27 x 3.54 x 6.69 inches |
| Age Range (Description) | Adult |
| Manufacturer | FIFINE |
| ASIN | B0CMD88L67 |
| Date First Available | December 16, 2023 |
10. Warranty and Support
For warranty information and technical support, please refer to the documentation included with your product or visit the official FIFINE website. You can typically find support resources, FAQs, and contact information on the manufacturer's support pages.





