1. Introduction
The Hollyland Lark M3 (2TX+1USB-C RX) is a compact and versatile mini wireless microphone system designed for high-quality audio capture. This system includes two transmitters (TX) and one USB-C receiver (RX), making it ideal for content creators, vloggers, and anyone needing clear, detailed audio for their recordings. Its features include AI noise cancellation, auto-limit clip protection, and a long transmission range, ensuring reliable performance in various environments.
2. What's in the Box
Verify that all components are present in your package:
- 2 x Transmitters (TX)
- 1 x USB-C Receiver (RX)
- 1 x Charging Case
- 2 x Magnets
- 2 x Furry Windshields
- 1 x Carrying Bag
- 1 x USB-C to USB-C Cable
- 1 x Packing List Card
- 1 x Warranty Card
- 1 x Compliance Information Card
- 1 x Quick Guide

Image: All components included in the Hollyland Lark M3 Combo 2TX&1RX package.
3. Product Overview
The Lark M3 system offers advanced audio features and a user-friendly design for various recording needs.
Key Features:
- AI Noise Cancellation: Intelligently reduces background noise for clear vocals.
- 300m Transmission: Stable wireless audio transmission up to 300 meters (1000 feet) in open areas.
- Auto-Limit Clip Protection: Prevents audio clipping and distortion from sudden volume spikes.
- 32-bit Float Audio Output: Captures natural, detailed sound with a wide dynamic range (up to 125dB SPL).
- Voice Tuning & Presets: 8 vocal presets and app tuning for optimizing voice quality.
- Lightweight & Discreet: Transmitters weigh only 9g with flexible magnetic mounting.
- Long Battery Life: Up to 8 hours per transmitter, extended to 48 hours with the charging case.
- Plug & Play: Quick and easy setup with compatible smartphones, tablets, and computers via USB-C.
- Flexible Setup: Supports up to 4 transmitters and 4 receivers for multi-camera or multi-person productions.
- 4-Track Independent Recording: Record separate audio tracks for precise post-production control (with compatible software).

Image: AI Noise Cancellation feature, showing its effect on audio clarity in various environments.

Image: Illustration of the 300m (1000ft) wireless transmission range.

Image: Demonstrates the lightweight (9g) and magnetic design of the transmitters for comfortable wear.

Image: Auto-Limit Clip Protection feature, ensuring consistent audio levels.
4. Setup
4.1 Initial Charging
Before first use, fully charge the transmitters and receiver using the provided charging case and USB-C cable. The charging case indicators will show charging status.
4.2 Connecting the Receiver
The USB-C receiver is designed for direct connection to compatible devices.
- For Smartphones/Tablets/Computers with USB-C: Simply plug the USB-C receiver directly into your device's USB-C port. The system is plug-and-play and should be recognized automatically.

Image: USB-C receiver connected to a smartphone, illustrating compatibility with various USB-C devices.
4.3 Pairing Transmitters and Receiver
The transmitters and receiver are pre-paired at the factory. When removed from the charging case, they should automatically connect. If re-pairing is needed, refer to the quick guide for specific instructions.
5. Operating Instructions
5.1 Power On/Off
- Transmitters (TX): Automatically power on when removed from the charging case. To power off, place them back in the case.
- Receiver (RX): Powers on when plugged into a device. Unplug to power off.
5.2 Wearing the Transmitters
Attach the transmitters discreetly to clothing using the magnetic clip. Ensure the microphone is positioned to capture your voice clearly.
5.3 AI Noise Cancellation
The system features AI-powered noise cancellation with adjustable levels:
- Activation: Toggle noise cancellation on/off via the HollyAudio app.
- Levels: Choose from High, Medium, or Low settings within the app to match your environment (e.g., High for busy streets, Low for quiet indoor settings).

Image: Examples of AI Noise Cancellation levels for different environments.
5.4 Voice Tuning and Presets
Utilize the HollyAudio app to access 8 vocal presets and fine-tune your audio. Presets can be assigned to individual transmitters for customized sound profiles.

Image: App interface for voice tuning and managing audio settings.
5.5 Auto-Limit Clip Protection
This feature automatically adjusts audio levels to prevent clipping when sudden loud sounds occur, ensuring smooth and clear recordings.
5.6 Gain Control
Adjust the receiver's volume (gain) to optimize audio input levels:
- USB-C Receiver: Offers 6-level gain control accessible via the HollyAudio app.

Image: HollyAudio app interface for flexible gain control of the USB-C receiver.
5.7 Mute Function
Press the button on the transmitter once to instantly mute/unmute the microphone.
5.8 Instant Recording
Triple-press the button on the transmitter to initiate instant recording (requires compatible software/app).

Image: Quick action features including instant mute and instant recording.
5.9 4-Track Independent Recording
When using compatible third-party software, the Lark M3 allows for recording up to 4 independent audio tracks. This provides greater flexibility for editing and mixing in post-production.
- Via USB-C Cable: Connect the USB-C receiver to a computer using a USB-C cable and use compatible third-party software to record separate tracks.

Image: Illustration of 4-track independent recording capabilities.
5.10 HollyAudio App Control
Download the HollyAudio app for advanced control over settings such as noise cancellation levels, voice profiles, gain, and indicator light status.
Video: Official Hollyland LARK M3 product overview, demonstrating features and usage.
6. Maintenance
6.1 Charging
The charging case provides convenient power for your Lark M3 system.
- Place transmitters into the charging case to recharge.
- Connect the charging case to a power source using the USB-C cable.
- A single transmitter offers up to 8 hours of use, and the charging case extends this to 48 hours.

Image: Battery life and charging capabilities of the Lark M3 system.
6.2 Cleaning
Wipe the transmitters and receiver with a soft, dry cloth. Avoid using liquids or abrasive cleaners. Ensure the charging contacts are clean and free of debris.
6.3 Storage
Store all components in the provided charging case when not in use to protect them from dust and damage. The case features a secure latch mechanism.
7. Troubleshooting
If you encounter issues with your Hollyland Lark M3, try the following:
- No Audio Output:
- Ensure the receiver is securely connected to your recording device.
- Check that both transmitters and the receiver are powered on and paired.
- Verify battery levels of all components.
- Check the volume/gain settings on your recording device and within the HollyAudio app.
- Poor Audio Quality/Interference:
- Ensure you are within the optimal transmission range (up to 300m line-of-sight).
- Minimize obstacles between transmitters and receiver.
- Activate or adjust AI noise cancellation levels in the HollyAudio app.
- Ensure furry windshields are properly installed in windy conditions.
- Transmitter Not Connecting:
- Place the transmitter back into the charging case and remove it again to force a re-connection attempt.
- Ensure the transmitter is fully charged.
- If issues persist, consult the quick guide for manual pairing instructions.
- App Not Detecting Device:
- Ensure the USB-C receiver is connected to your smartphone/tablet.
- Restart the HollyAudio app.
- Check for app updates.
8. Specifications
| Brand | Hollyland |
| Model Name | M33TC1 |
| Connectivity Technology | Wireless |
| Connector Type | USB Type-C |
| Special Feature | LARK M3 Combo 2TX&1RX |
| Compatible Devices | Smartphone |
| Color | Gray |
| Item Weight | 9 g (Transmitter) |
| Microphone Form Factor | Lavalier |
| Number of Batteries | 3 C batteries required (included) |
| Signal-to-Noise Ratio | 74 dB |
| Number of Channels | 1 |
| Item Dimensions | 8.66 x 1.97 x 7 inches (Package) |
| Model Number | LARK M3 Combo 2TX&1RX |
9. Warranty & Support
9.1 Warranty Information
The Hollyland Lark M3 comes with a 1 Year Warranty from the date of purchase. Please retain your proof of purchase for warranty claims. The warranty covers manufacturing defects and malfunctions under normal use.
9.2 Customer Support
For technical assistance, troubleshooting, or warranty inquiries, please contact the Hollyland Official Store customer support. You can find more information and contact details on the Hollyland Official Store on Amazon.







