Introduction
This manual provides comprehensive instructions for the MAXTOP SoundGuard AP003 Wireless Lavalier Microphone. Learn how to set up, operate, and maintain your device to achieve high-quality audio recordings for various applications, including interviews, podcasts, and video production.
What's in the Box
The MAXTOP SoundGuard AP003 package includes the following components:
- Wireless Microphones (2 units)
- 3-in-1 Universal Receiver (with Lightning, USB Type-C, and 3.5mm connectors)
- USB Charging Cables (2 units)
- Wired Headphone (for real-time monitoring)
- Storage Pouch
- User Manual

Image: All components of the MAXTOP SoundGuard AP003 Wireless Lavalier Microphone system, including two microphones, a universal receiver, charging cables, and a wired headphone.
Product Features
- Extended Wireless Range: Up to 120m (393ft) transmission without obstacles.
- Advanced DSP Chips: Real-time audio enhancements including noise cancellation, echo reduction, and dynamic range compression.
- 2.4G Wireless Technology: Ensures stable and fast connections with minimal interference.
- Superior Noise Cancellation: Eliminates up to 90% of background noise, effective in environments with up to 70dB ambient sound.
- Dual Microphone Pickup: Capture multiple voices simultaneously from a distance.
- Effortless Plug-and-Play: No drivers or additional software required for quick setup.
- Universal Device Compatibility: Connects with iPhones, Android smartphones, and cameras.
- Compact and Portable: Lightweight (150 grams) and small (10 cm length) design for on-the-go use.
- Recording While Charging: The receiver allows simultaneous charging of your phone and the microphone.
- Real-time Audio Monitoring: Plug in headphones to monitor audio during recording.
Setup
- Charge Devices: Ensure both wireless microphones and the universal receiver are fully charged before first use. Use the provided USB charging cables.
- Connect Receiver:
- For iPhones: Plug the Lightning connector of the universal receiver into your iPhone's charging port.
- For Android: Plug the USB Type-C connector of the universal receiver into your Android smartphone's charging port.
- For Cameras/Computers: Plug the 3.5mm jack of the universal receiver into the microphone input port of your camera or computer.

Image: The universal receiver showing its multiple connection options for smartphones, cameras, and computers.
- Power On Microphones: Press and hold the power button on each wireless microphone until the green indicator light illuminates. The microphones will automatically pair with the receiver.
- Attach Microphones: Clip the microphones onto your clothing, ideally near your mouth, for optimal sound capture.
Operating Instructions
- Recording: Once the receiver is connected and microphones are powered on and paired (indicated by a solid green light on the microphones), open your device's camera or recording application and begin recording.
- Real-time Monitoring: To monitor your audio during recording, plug the provided wired headphone into the 3.5mm jack on the universal receiver. This allows you to hear your voice as it's being recorded.
- Charging While Recording: The universal receiver features a pass-through charging port. You can connect a USB charging cable to the receiver's charging port to simultaneously charge your phone and power the microphone system during extended recording sessions.

Image: A smartphone connected to the universal receiver, which is also connected to an external power source for charging during recording.
- Noise Cancellation: The microphone system automatically applies smart noise cancellation. No manual activation is typically required.
- Using Dual Microphones: Both microphones can be used simultaneously. Ensure both are powered on and paired. This is ideal for interviews or recording two speakers.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the microphones and receiver. Avoid using liquids or abrasive cleaners.
- Storage: Store the microphone system in the provided storage pouch when not in use to protect it from dust and damage.
- Battery Care: To prolong battery life, avoid fully discharging the devices frequently. Charge them regularly.
Troubleshooting
| Problem | Solution |
|---|---|
| No sound recorded or heard during playback. |
|
| Poor audio quality or excessive background noise. |
|
| Microphones not pairing with receiver. |
|
| Phone not charging while recording. |
|
Specifications
| Feature | Detail |
|---|---|
| Model Name | MAXTOP SoundGuard AP003 Wireless Lavalier Microphone |
| Item Model Number | AP003-2 |
| Microphone Form Factor | Lavalier |
| Connectivity Technology | Wireless (2.4 GHz) |
| Connector Type | Lightning, USB Type-C, 3.5mm |
| Wireless Range | Up to 120m (393ft) without obstacles |
| Noise Reduction | Yes (Advanced DSP chips) |
| Number of Channels | 2 (Dual Microphone Pickup) |
| Power Source | Battery Powered (1 Lithium Polymer battery included) |
| Item Weight | 2.89 ounces |
| Product Dimensions | 6.5 x 9.45 x 1.06 inches |
| Material | Plastic |
| Color | Black |
| Compatible Devices | Camera, Laptop, Personal Computer, Smartphone, Voice Recorder |
Official Product Videos
Wireless Microphone/Lavalier USB-C, iPhone, & 3.5mm mic jack
Video: A detailed overview of the wireless microphone's compatibility with USB-C, iPhone (Lightning), and 3.5mm jack devices, demonstrating its versatility.
Unboxing Mini Microphone
Video: An unboxing of the mini microphone, showcasing its compact size and included accessories.
Warranty & Support
The MAXTOP SoundGuard AP003 comes with an industry-leading 18-month warranty. For any inquiries or support needs, please contact our 24/7 customer service team. Refer to the product packaging or the official MAXTOP website for contact details.





