1. Introduction
The FDUCE SL40 is a versatile USB/XLR dynamic microphone designed for high-quality audio capture in various applications, including podcasting, gaming, live streaming, and recording. It features advanced voice isolation technology and a durable all-metal construction.
2. Package Contents
Ensure all items are present in the package:
- FDUCE SL40 Microphone (x1)
- Foam Windshield (x1)
- USB-C Cable (x1)
- XLR Cable (x1)
- USB-C to USB Adapter (x1)
- Instruction Manual (x1)

Figure 2.1: Contents of the FDUCE SL40 Microphone package.
3. Product Features
- Professional Sound Quality: Upgraded dynamic microphone core supports up to 96KHz/24bit audio, focusing on low-frequency details and clear vocal restoration.
- Cardioid Pickup Pattern: Designed to reduce environmental noise, ensuring clear vocals for podcasts, streaming, gaming, and recording.
- Voice Isolation Technology: Utilizes digital audio processing for equalization and mute functions to minimize background noise.
- Dual Interface Output: Supports both USB and XLR connections for versatile compatibility with professional interfaces and direct computer connection.
- Integrated Controls: Features a one-key mute button and, in USB mode, a long-press function to switch between microphone gain and headset volume control. Real-time monitoring is available.
- All-Metal Construction: Provides durability and a professional feel. Includes a silicone button for quiet operation.
- Universal Mounting: Supports 3/8" - 5/8" threaded stands and boom arms.

Figure 3.1: The FDUCE SL40's internal core for professional sound capture.

Figure 3.2: Voice isolation technology in action with the FDUCE SL40.

Figure 3.3: USB plug-and-play functionality of the FDUCE SL40.

Figure 3.4: XLR compatibility for professional audio setups.
4. Setup Instructions
4.1 Mounting the Microphone
The FDUCE SL40 microphone is designed for easy mounting on various stands. It features a universal 3/8" - 5/8" threaded support.
- Attach the microphone to a compatible desktop stand or boom arm by screwing it onto the threaded mount.
- Adjust the angle of the microphone using the side knobs to achieve the desired position.

Figure 4.1: Universal screw compatibility for microphone mounting.
4.2 Connecting the Microphone
The FDUCE SL40 offers dual connectivity options:
- USB Connection: Use the provided USB-C cable and USB-C to USB adapter to connect the microphone directly to your computer (PC, laptop, PS4/PS5). This is a plug-and-play connection that does not require additional drivers.
- XLR Connection: Use the provided XLR cable to connect the microphone to a professional audio interface or mixer. This allows for advanced audio processing and integration into studio setups.
Video 4.1: An overview of the FDUCE SL40 Microphone's features and connectivity options.
5. Operating Instructions
5.1 Microphone Controls
The FDUCE SL40 features intuitive controls for easy operation:
- Mute Button: A short press of the mute button will instantly mute or unmute the microphone.
- Volume Control (USB Mode): In USB mode, long-press the mute button to switch the functionality of the volume knob between microphone gain adjustment and headset volume control. This allows for real-time monitoring and adjustment of your audio.

Figure 5.1: Integrated controls on the FDUCE SL40 microphone.
5.2 Optimal Placement
For best audio quality and to leverage the cardioid pickup pattern, position the microphone 2-4 inches from your mouth, directly facing the sound source.

Figure 5.2: Recommended microphone placement for optimal sound.
6. Maintenance
To ensure the longevity and optimal performance of your FDUCE SL40 microphone, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the microphone body. Do not use liquid cleaners or solvents.
- Storage: Store the microphone in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Avoid dropping or subjecting the microphone to strong impacts, as this may damage internal components.
- Windshield: The foam windshield can be gently removed and cleaned with mild soap and water if necessary. Ensure it is completely dry before reattaching.
7. Troubleshooting
If you encounter issues with your FDUCE SL40 microphone, refer to the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound output (USB) | Microphone not properly connected or selected as input device. |
|
| No sound output (XLR) | XLR cable not properly connected, audio interface issues, or phantom power not enabled. |
|
| Low volume or distorted sound | Incorrect gain settings, microphone too far from source, or environmental noise. |
|
| Mute button not working | Temporary software glitch or button malfunction. |
|
8. Specifications
| Feature | Detail |
|---|---|
| Model Name | SL40 |
| Brand | FDUCE |
| Connectivity Technology | USB, XLR |
| Connector Type | USB Type-C, XLR |
| Polar Pattern | Unidirectional (Cardioid) |
| Microphone Form Factor | Mini |
| Material | Metal |
| Item Weight | 0.46 Kilograms (1.01 pounds) |
| Product Dimensions (L x W x H) | 2.56 x 2.56 x 6.1 inches |
| Frequency Response | 14 KHz (Up to 96KHz/24bit digital audio processing) |
| Signal-to-Noise Ratio | 95 dB |
| Impedance | 600 Ohms |
| Power Source | Corded Electric |
| Compatible Devices | Headphone, PC, Laptop, PS4/PS5, Audio Interfaces, Mixers |
9. Warranty and Support
For warranty information, technical support, or any inquiries regarding your FDUCE SL40 microphone, please refer to the official FDUCE website or contact their customer service directly.
You can also visit the FDUCE Store on Amazon for additional product information and support resources.


