1. Introduction
The ANSTEN Conference USB Microphone (Model OSM09) is an omnidirectional condenser PC microphone designed for clear voice pickup in various settings. It is ideal for video conferencing, recording, online classes, and court reporting. This microphone offers a plug-and-play experience with broad compatibility across Mac OS X and Windows systems. Its compact design and advanced noise reduction technology ensure high-fidelity audio for effective communication.
2. Product Features
- Clear Sound and Noise Reduction: Equipped with high-density sound-absorbing cotton and a built-in smart chip to block background noise, eliminate echoes, and provide crystal-clear audio.
- 360° Omnidirectional Pickup: Captures weak signals from all directions, making it ideal for 4-6 people in conference calls.
- USB Free Driver, Easy to Use: True plug-and-play functionality with no software installation required. Connects via USB-A to your computer and Type-C to the microphone.
- One-Button Mute: Features a convenient mute button for quick muting/unmuting during online meetings and distance education.
- Wide Use and Compatibility: Suitable for online meetings, teaching, business/home video calls. Compatible with Mac OS X and Windows 7/8/10 systems. Note: Not compatible with Raspberry Pi/Linux/Android/Xbox.
- Portable Design: Compact and lightweight, allowing for easy transport in a pocket or business bag.
3. Package Contents
Please check the package contents upon opening to ensure all items are present:
- 1 x ANSTEN Conference USB Microphone
- 1 x USB Cable (1.8 m / 6 ft)
4. Setup Guide
The ANSTEN Conference USB Microphone is designed for simple plug-and-play operation. No additional drivers or software are required for most operating systems.
- Connect the USB Cable: Insert the Type-C end of the provided USB cable into the port on the ANSTEN microphone.
- Connect to Computer: Insert the USB-A end of the cable into an available USB port on your computer (laptop or desktop).
- System Recognition: Your computer's operating system (Windows or Mac OS) will automatically detect and install the necessary drivers. This process usually takes a few seconds.
- Select as Default Device: Once recognized, the microphone may automatically be set as the default audio input device. If not, navigate to your system's sound settings (e.g., Sound Control Panel on Windows, Sound Preferences on Mac) and select the ANSTEN microphone as your input device.
- Application Settings: For specific applications like Zoom, Skype, or Google Meet, ensure the ANSTEN microphone is selected as the audio input device within the application's audio settings.

Image: The ANSTEN USB Microphone connected to a laptop, illustrating its plug-and-play functionality with Windows and Mac OS.
5. Operation
5.1. Mute Function
The ANSTEN microphone features a convenient one-touch mute button located at its center.
- Active Mode: When the microphone is active and picking up sound, a blue LED light ring around the microphone will be illuminated.
- Mute/Unmute: Press the center button once to mute the microphone. The blue LED light will turn off, indicating that the microphone is muted. Press the button again to unmute, and the blue LED light will re-illuminate.

Image: Illustration of the microphone's mute function, showing the blue LED light indicating active status and no light when muted.
5.2. Omnidirectional Voice Pickup
This microphone is designed with a 360° omnidirectional pickup pattern, allowing it to capture sound equally from all directions. This feature is particularly beneficial for group settings.
- Placement: For optimal performance in a conference setting, place the microphone in the center of the table or meeting area.
- Coverage: It effectively picks up voices from a distance of up to 10 feet (3 meters), making it suitable for small to medium-sized rooms with 4-6 participants.

Image: The ANSTEN USB Microphone positioned in a conference room, demonstrating its 360-degree voice pickup capability for multiple participants.
5.3. Compatibility and Usage Scenarios
The ANSTEN microphone is highly versatile and compatible with various communication platforms.
- Supported Platforms: Works seamlessly with popular applications such as Zoom, GoToMeeting, Google Meet, Skype for Business, Dragon Dictation, and Facetime.
- Operating Systems: Fully compatible with Mac OS X and Windows 7/8/10 systems.
- Important Note: This device functions solely as a microphone and does not have a built-in speaker. For a speakerphone solution, please refer to ANSTEN's speakerphone models.

Image: The ANSTEN USB Microphone in use during a video conference, highlighting its compatibility with various communication platforms.
6. Maintenance
To ensure the longevity and optimal performance of your ANSTEN Conference USB Microphone, follow these simple maintenance guidelines:
- Cleaning: Use a soft, dry cloth to wipe the exterior of the microphone. Avoid using liquid cleaners, aerosols, or solvents, as these can damage the device.
- Storage: When not in use, store the microphone in a clean, dry place away from extreme temperatures and direct sunlight.
- Handling: Handle the microphone with care. Avoid dropping it or subjecting it to strong impacts, which could damage internal components.
- Cable Care: Do not bend or crimp the USB cable excessively. Store the cable neatly to prevent tangles and damage.
7. Troubleshooting
If you encounter issues with your ANSTEN Conference USB Microphone, please refer to the following common problems and solutions:
| Problem | Possible Cause / Solution |
|---|---|
| Microphone not detected by computer. |
|
| No sound input / People cannot hear me. |
|
| Sound quality is poor or distorted. |
|
| Microphone randomly mutes or disconnects. |
|
8. Specifications
| Feature | Detail |
|---|---|
| Brand | ANSTEN |
| Model Number | OSM09 |
| Microphone Form Factor | Table Array |
| Polar Pattern | Omnidirectional |
| Connectivity Technology | USB |
| Connector Type | USB |
| Compatible Devices | Laptop, PC, Gaming Console (Windows, Mac OS X) |
| Special Feature | Mute Function |
| Signal-to-Noise Ratio | 88 dB |
| Item Dimensions (L x W x H) | 3.54 x 3.54 x 0.51 inches |
| Item Weight | 1.76 ounces (50 Grams) |
| Material | Cotton (sound-absorbing) |
| Color | Black |
| Power Source | Corded Electric (USB Powered) |
9. Warranty and Support
For detailed warranty information and customer support, please refer to the documentation included with your purchase or visit the official ANSTEN website.
If you require technical assistance or have questions regarding your ANSTEN Conference USB Microphone, please contact ANSTEN customer support through their official channels.
Brand: ANSTEN


