Introduction
This user manual provides detailed instructions for the operation and maintenance of your MayBest Magnetic 64GB Digital Voice Recorder (Model L810). This compact and versatile device is designed for high-quality audio recording, featuring voice activation, long battery life, and a magnetic design for discreet placement.
Product Features
- 64GB Internal Storage: Ample space for extended recording sessions.
- 40 Hours Battery Life: Provides prolonged recording capability on a single charge.
- Voice Activated Recording (VAR): Automatically starts recording when sound is detected and pauses during silence, optimizing storage and battery usage.
- Magnetic Design: Allows for easy and secure attachment to metallic surfaces.
- Compact and Portable: Small size and lightweight design for discreet carrying.
- High-Quality Audio: Records in MP3 format with clear sound.
- OTG Functionality: Supports direct connection to compatible smartphones and tablets for file transfer.

The MayBest L810 recorder's magnetic design allows for secure placement, and its compact size makes it highly portable, fitting easily into pockets.
This video demonstrates the key features of the MayBest Magnetic Mini Digital Voice Recorder, including its compact size, voice activation, and magnetic capabilities.
Package Contents
- 1 x MayBest Magnetic 64GB Digital Voice Recorder (Model L810)
- 1 x USB-C Charging/Data Cable
- 1 x User Manual
Device Layout and Controls

Front view of the MayBest L810 Digital Voice Recorder, highlighting its main controls and ports.
- 1. ON/OFF/VA Switch:
- ON: Powers on the device and starts continuous recording.
- OFF: Powers off the device and saves the current recording.
- VA: Activates Voice Activated Recording mode.
- 2. USB-C Port: Used for charging the device and connecting to a computer for data transfer.
- 3. RESET Pinhole: Used to reset the device in case of malfunction.
- 4. Indicator Light: (Location not specified, but common) Indicates power status, recording status, and charging status.
Setup
Charging the Device
- Connect the supplied USB-C cable to the recorder's USB-C port.
- Connect the other end of the USB-C cable to a USB power adapter (5V/1A recommended) or a computer's USB port.
- The indicator light will typically show a specific color (e.g., red) during charging and change (e.g., blue or off) when fully charged. A full charge takes approximately 2-3 hours.
Setting Date and Time
To ensure accurate timestamps on your recordings, it is recommended to synchronize the device's date and time with your computer. This is typically done by connecting the recorder to a computer and running a specific synchronization tool or by modifying a configuration file on the device's storage. Refer to the device's internal storage for a potential time synchronization application or text file.
Operating Instructions
Power On/Off and Recording Modes
- To Power On and Start Continuous Recording: Slide the ON/OFF/VA switch to the ON position. The indicator light will flash briefly and then turn off, indicating recording has started.
- To Power Off and Save Recording: Slide the ON/OFF/VA switch to the OFF position. The indicator light will flash, and the device will power off, saving the current recording file.
- To Start Voice Activated Recording (VAR): Slide the ON/OFF/VA switch to the VA position. The indicator light will flash briefly and then turn off. The device will now only record when sound is detected above a certain threshold.
Playback and File Transfer
- Connecting to a Computer:
- Ensure the recorder is powered off.
- Connect the recorder to your computer using the supplied USB-C cable.
- The recorder will appear as a removable disk drive (e.g., "VOICE_REC") on your computer.
- Navigate to the folder containing your recordings (usually named "RECORD" or similar).
- You can now copy, move, or delete recording files as needed. Recordings are typically saved in MP3 format.
- Using OTG Function (for compatible devices):
- For direct connection to Android smartphones or tablets, you may need an OTG adapter (not included).
- Connect the recorder to your mobile device via the OTG adapter.
- Your mobile device should recognize the recorder as external storage, allowing you to access and manage files.
Maintenance
- Keep the device dry and away from moisture.
- Avoid exposing the device to extreme temperatures (hot or cold).
- Do not drop or subject the device to strong impacts.
- Clean the device with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners.
- If the device will not be used for an extended period, charge it fully before storage and recharge it every few months to maintain battery health.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Low battery; device frozen. | Charge the device fully. Use a thin object to press the RESET pinhole. |
| Cannot record. | Insufficient storage; device frozen. | Delete unnecessary files to free up space. Press the RESET pinhole. |
| Poor recording quality. | Microphone obstructed; excessive background noise; device too far from source. | Ensure microphone is clear. Record in a quieter environment. Place the recorder closer to the sound source. |
| Device not recognized by computer. | Loose cable connection; faulty cable; driver issue; device frozen. | Ensure cable is securely connected. Try a different USB port or cable. Restart your computer. Press the RESET pinhole. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | L810 |
| Memory Storage Capacity | 64 GB |
| Battery Life | 40 Hours (Recording) |
| Digital Recording Time | 40 hours |
| Microphone Form Factor | Built-In |
| Format | MP3 Audio |
| Hardware Interface | USB |
| Compatible Devices | Laptop, Personal Computer, Smartphone, Tablet |
| Product Dimensions | 0.75 x 3.39 x 4.65 inches |
| Item Weight | 3.2 ounces |
| Manufacturer | MayBest |
Warranty and Support
For warranty information, technical support, or further inquiries regarding your MayBest Digital Voice Recorder, please refer to the product packaging or visit the official MayBest website. You can also visit the MayBest Store on Amazon for additional product details and contact options.





