1. Introduction
This manual provides detailed instructions for the proper use and maintenance of your Andoer Wireless Microphone Headset System. This system is designed for clear audio capture in various applications, including live streaming, vlogging, interviews, and presentations. Please read this manual thoroughly before operating the device.
Image 1.1: The Andoer Wireless Headset Microphone System, showing the headset and receiver components.
2. Product Overview
2.1 Components
The Andoer Wireless Microphone Headset System includes the following components:
- Wireless Headset Microphone (Transmitter)
- 3.5mm TRRS Receiver
- USB Type-C Charging Cables (x2)
- 3.5mm TRRS to 6.35mm TRS Plug Adapter
- User Manual
2.2 Key Features
- UHF Wireless Technology: Operates on the UHF frequency band with 50 selectable channels to minimize signal interference.
- Omnidirectional Pickup: The headset microphone features a high-quality transmitter with omnidirectional pickup, ensuring clear sound capture from all directions.
- Extended Transmission Range: Achieves an effective transmission distance of up to 50 meters (164 feet) in open areas, suitable for various recording environments.
- Integrated Rechargeable Battery: Both the headset microphone and receiver are equipped with a 450mAh built-in rechargeable lithium battery, providing long working hours.
- Broad Compatibility: The receiver features a 3.5mm TRRS plug and includes a 3.5mm TRRS to 6.35mm TRS adapter, allowing compatibility with smartphones, computers, and other devices with 3.5mm or 6.35mm audio interfaces.
Image 2.1: Illustration of the 360° omnidirectional sound pickup capability of the headset microphone.
Image 2.2: Visual representation of the 50-meter long-distance wireless transmission capability.
3. Setup Instructions
3.1 Charging the Device
- Locate the USB Type-C charging ports on both the headset microphone (transmitter) and the receiver.
- Connect the provided Type-C charging cables to the respective ports on the microphone and receiver.
- Plug the other end of the charging cables into a standard USB power adapter (DC 5V, 0.5A recommended) or a computer's USB port.
- The indicator light will show charging status (refer to device for specific light behavior, typically red for charging, off/blue for full).
- Allow sufficient time for both units to fully charge before first use.
Image 3.1: The receiver unit, highlighting its built-in rechargeable battery and Type-C charging port.
3.2 Connecting the Receiver
- For Smartphones/Laptops (3.5mm TRRS port): Plug the 3.5mm TRRS receiver directly into the audio input jack of your device. Ensure it is fully inserted.
- For Cameras/Audio Mixers (6.35mm TRS port): Attach the provided 3.5mm TRRS to 6.35mm TRS adapter to the receiver's 3.5mm plug, then insert the adapter into the 6.35mm audio input jack of your device.
3.3 Powering On and Pairing
- Press and hold the power button on the headset microphone until the indicator light illuminates.
- Press and hold the power button on the receiver until its indicator light illuminates.
- The microphone and receiver should automatically pair. A stable indicator light (e.g., blue) on both devices typically indicates a successful connection. If pairing fails, power cycle both devices and try again.
4. Operating Instructions
4.1 Wearing the Headset Microphone
Place the headset microphone comfortably over your head, ensuring the microphone boom is positioned near your mouth for optimal sound capture. Adjust the boom as needed.
4.2 Recording Audio
- Ensure both the headset microphone and receiver are powered on and successfully paired.
- Confirm that your recording device (smartphone, computer, camera) recognizes the external microphone input. This may require selecting the external microphone in your device's audio settings or recording application.
- Begin your recording, live stream, or presentation. Speak clearly into the microphone.
- Monitor audio levels on your recording device if possible to prevent clipping or low volume.
4.3 Applications
The Andoer Wireless Microphone Headset System is suitable for a variety of uses:
- Live Streaming: Provides clear audio for online broadcasts.
- Vlog Recording: Enhances audio quality for video blogs.
- Interviews: Captures voices clearly in interview settings.
- Presentations/Conferences: Ensures the speaker's voice is heard distinctly.
- Online Education: Improves communication for virtual learning environments.
Image 4.1: Examples of the wireless microphone system in use for conferences, online education, live broadcasts, and interviews.
5. Maintenance
5.1 Cleaning
- Wipe the microphone and receiver surfaces with a soft, dry cloth.
- Do not use harsh chemicals, solvents, or abrasive cleaners.
- Avoid getting moisture into any openings.
5.2 Battery Care
- Recharge the devices regularly, even if not in frequent use, to maintain battery health.
- Avoid fully discharging the battery frequently.
- Do not expose the devices to extreme temperatures.
5.3 Storage
Store the system in a cool, dry place away from direct sunlight and extreme temperatures when not in use. Keep it protected from dust and physical damage.
6. Troubleshooting
| Problem | Possible Cause | Solution |
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| No sound or low volume |
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| Interference or poor sound quality |
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| Device not charging |
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7. Specifications
| Directivity | Omnidirectional |
| Frequency Band | UHF (A: 902-928MHz, B: 928-954MHz) |
| Number of Channels | 50 |
| Effective Range | Up to 50 meters (in open area) |
| Battery Capacity | 450mAh (Built-in rechargeable lithium battery) |
| Signal-to-Noise Ratio (SNR) | 92dB |
| Frequency Response | 20Hz-13.5kHz |
| Sensitivity | -92dBM |
| Working Voltage | DC 3.3V-4.2V |
| Charging Voltage | DC 5V |
| Charging Current | 0.5A |
| Connectivity Technology | UHF |
| Connector Type | 3.5mm TRRS Jack (with 6.35mm TRS adapter) |
| Compatible Devices | Smartphones, Computers, Audio Interfaces |
| Microphone Form Factor | Headset |
| Item Weight | 8.7 ounces (approx.) |
8. Warranty and Support
For warranty information and technical support, please refer to the documentation provided with your purchase or visit the official Andoer website. Specific warranty terms may vary by region and retailer.
If you encounter issues not covered in the troubleshooting section, please contact Andoer customer service for assistance.





