1. Product Overview
The aigo M301 is a compact and versatile MP3 player featuring Bluetooth 5.0 connectivity, a 1.8-inch touch screen, and 32GB of internal storage, expandable via Micro SD card. It supports various audio formats and includes functions such as FM radio, voice recording, and e-book reading.

Figure 1: Front view of the aigo M301 MP3 Player, displaying the main menu with music icon highlighted.
Key Features:
- Bluetooth 5.0: Faster data transfer and more stable connection for wireless audio.
- HiFi Audio: Professional audio decoding chip for lossless sound quality.
- 32GB Internal Memory: Ample storage for music, expandable up to 128GB with a Micro SD card.
- 1.8-inch Touch Screen: Intuitive user interface for easy navigation.
- Multi-functional: Music player, FM radio, voice recorder, e-book reader, alarm.
2. Setup Guide
2.1 Charging the Device
Before first use, fully charge the MP3 player. Connect the provided USB data cable to the device's charging port and the other end to a USB power adapter (not included) or a computer's USB port.

Figure 2: The aigo M301 MP3 Player connected via its USB cable, indicating charging or data transfer.
2.2 Transferring Music and Files
- Connect the MP3 player to your computer using the USB data cable.
- The device will appear as a removable disk on your computer.
- Drag and drop your desired audio files (MP3, WMA, OGG, APE, FLAC, WAV, AAC-LC, ACELP, DRM) into the appropriate folders on the device.
- Safely eject the device from your computer before disconnecting the cable.
2.3 Inserting a Micro SD Card
To expand storage, insert a Micro SD card (up to 128GB) into the designated slot on the side of the player. Ensure the card is inserted correctly until it clicks into place.

Figure 3: The aigo M301 MP3 Player shown with a Micro SD card, illustrating the expandable storage feature.
3. Operating Instructions
3.1 Power On/Off and Basic Navigation
- Power On: Press and hold the power button until the screen lights up.
- Power Off: Press and hold the power button, then confirm power off on the screen.
- Navigation: Use the 1.8-inch touch screen to swipe and tap through menus and options.
3.2 Music Playback
From the main menu, tap the 'Music' icon to access your audio library. You can browse by artist, album, genre, or all songs. The player supports various audio formats for high-fidelity playback.

Figure 4: The aigo M301 MP3 Player showing the music playback interface with album art and controls.
3.3 Bluetooth Connection
To connect to Bluetooth headphones or speakers:
- Go to the 'Bluetooth' menu from the main screen.
- Turn on Bluetooth on the MP3 player.
- Ensure your Bluetooth audio device is in pairing mode.
- Select your device from the list of available devices to pair.

Figure 5: The aigo M301 MP3 Player showing the Bluetooth menu, indicating active Bluetooth functionality.
3.4 Additional Functions
- FM Radio: Access the FM Radio application to listen to local radio stations. Wired headphones act as an antenna.
- Voice Recorder: Use the built-in microphone to record audio. Recordings can be saved in MP3 or WAV format.
- E-book: Read text files (e.g., TXT format) on the device.
- AB Repeat: This function allows you to loop a specific segment of an audio track. Tap the 'A-B' icon during playback to set the start point (A) and end point (B) of the loop.

Figure 6: The aigo M301 MP3 Player screen illustrating the AB repeat function with on-screen instructions.

Figure 7: The aigo M301 MP3 Player surrounded by icons representing its various functions, including Bluetooth, music, voice recording, and e-book.
4. Maintenance
4.1 Cleaning
Wipe the device with a soft, dry cloth. Avoid using liquid cleaners or abrasive materials, as they may damage the screen or casing.
4.2 Storage
Store the MP3 player in a cool, dry place away from direct sunlight and extreme temperatures. When not in use for extended periods, ensure the battery is partially charged (around 50%) to prolong its lifespan.
4.3 Battery Care
The device uses a Lithium-ion rechargeable battery. To maintain battery health, avoid fully discharging the battery frequently and do not leave it uncharged for long periods.
5. Troubleshooting
5.1 Common Issues and Solutions
- Device not turning on: Ensure the battery is charged. Connect to a power source and try again.
- No sound: Check volume levels. Ensure headphones are properly connected or Bluetooth device is paired and connected.
- Cannot transfer files: Ensure the USB cable is securely connected to both the device and the computer. Try a different USB port or cable.
- Micro SD card not recognized: Ensure the card is inserted correctly. Try reinserting or using a different compatible Micro SD card.
- Unresponsive touch screen: Restart the device. If the issue persists, contact customer support.
- Sound quality issues or bugs during playback: Ensure audio files are not corrupted. Try restarting the device.
6. Specifications
| Feature | Detail |
|---|---|
| Brand | aigo |
| Model Number | M301 |
| Screen Size | 1.8 Inches |
| Connectivity Technology | Bluetooth 5.0 |
| Special Features | High-resolution audio, Voice recorder, FM Radio |
| Battery Composition | Lithium-ion |
| Rechargeable Battery | Yes |
| Internal Memory Storage | 32 GB |
| Expandable Memory | Micro SD (up to 128 GB) |
| Supported Audio Formats | MP3, WMA, OGG, APE, FLAC, WAV, AAC-LC, ACELP, DRM |
| Item Weight | 55 Grams |
| Included Components | 1 x 32 GB MP3 Player, Wired Headphones, USB Data Cable, User Manual |
7. Warranty and Support
The aigo M301 MP3 Player comes with an 18-month warranty. For any product-related inquiries or technical assistance, please do not hesitate to contact our customer service team. We provide 24-hour customer support.
7.1 Package Contents
Please ensure all items are present in the package upon unboxing:
- 1 x aigo M301 MP3 Player (32GB)
- 1 x Wired Headphones
- 1 x USB Data Cable
- 1 x User Manual

Figure 8: The complete package contents for the aigo M301 MP3 Player, including the device, wired headphones, USB cable, and user manual.
7.2 Contacting Support
For support, please contact the seller directly through the Amazon platform where the product was purchased. Provide your order number and a detailed description of the issue for prompt assistance.





