Introduction
Thank you for choosing the MYMAHDI M350 Portable MP3/MP4 Music Player. This device is designed to provide a versatile multimedia experience, featuring music playback, video viewing, photo browsing, voice recording, FM radio, and e-book reading. Its compact design and expandable storage make it an ideal companion for your audio and visual needs.

Image 1: MYMAHDI M220 (similar to M350) MP3/MP4 Player in various colors, highlighting APE and FLAC audio format support. The player features a screen and a circular control pad with navigation buttons and volume control.
Package Contents
Please verify that all items are present in your package:
- MYMAHDI M350 MP3/MP4 Player
- USB Cable
- Earphones
- Warranty Card
Setup
1. Charging the Device
Before initial use, fully charge your MYMAHDI M350 player. Connect the provided USB cable to the player's charging port and then to a USB power adapter (not included) or a computer's USB port. A full charge typically takes approximately 1.5 hours and provides up to 40 hours of playback time.
2. Expanding Storage Capacity
The player comes with 8GB of internal storage. To expand storage, insert a compatible MicroSD card into the designated slot. The device supports expansion up to 128GB. For optimal compatibility, it is recommended to use a MYMAHDI brand memory card.
Video 1: This video demonstrates the features of the MYMAHDI M350 player, including its all-metal capacitive touch screen, HIFI sound with APE/FLAC support, large memory expansion up to 128GB, one-button HD recording, digital variable speed playback, and video playback capabilities. It also showcases the player in various colors.
3. Transferring Files from Computer
To transfer music, videos, photos, or e-books to your player:
- Connect the MYMAHDI M350 player to your computer using the provided USB cable.
- The player will appear as a removable disk drive on your computer.
- Drag and drop your desired files directly into the player's storage or a folder on the inserted MicroSD card.
- Safely eject the device from your computer before disconnecting the USB cable.
You can also create playlists on your computer and transfer them to the player for organized playback.
Operating Instructions
The MYMAHDI M350 features a capacitive touch screen and physical buttons for navigation. Specific button functions may vary depending on the active menu or application.
1. Power On/Off
Locate the power switch on the side of the device. Slide it to the "On" position to power on the player. Slide it to the "Off" position to power off the player.
2. Music Playback
- Navigate to the "Music" menu.
- Browse by artist, album, genre, or folder.
- Select a song to begin playback.
- Supported audio formats include MP3, WMA, FLAC, APE, AAC, OGG, and ACELP.
3. A-B Playback
The A-B playback function allows you to loop a specific section of an audio track:
- During music playback, press the dedicated A-B button to set the starting point (A).
- Press the A-B button again to set the ending point (B).
- The player will continuously loop the section between A and B.
- Press the A-B button a third time to exit A-B playback.
4. Video Playback
- Navigate to the "Video" menu.
- Select a video file to play.
- Supported video formats include AMV and AVI. Ensure videos are converted to a compatible format for smooth playback.
5. Photo Viewer
- Access the "Photo" or "Image" menu.
- Browse your stored image files.
- Select an image to view it on the screen.
6. Voice Recorder
The MYMAHDI M350 includes a one-button HD recording feature:
- Navigate to the "Recorder" menu or use the dedicated recording button if available.
- Press the record button to start recording.
- Press the button again to stop and save the recording.
- Recordings are saved with noise reduction for improved quality.
7. FM Radio
To use the FM Radio function:
- Plug in the earphones; they act as the antenna for the FM radio.
- Navigate to the "FM Radio" menu.
- Use the scan function to find available stations or manually tune to a frequency.
8. E-Book Reader
- Access the "E-Book" menu.
- Select a text file to read.
9. Digital Variable Speed Playback
This feature allows you to adjust the playback speed of audio or video content. Access this option within the playback settings of the respective media player. You can typically increase or decrease the speed to suit your preference.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the device. Avoid liquid cleaners or abrasive materials.
- Storage: Store the player in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Charge the device regularly, even if not in use for extended periods.
- Water Exposure: This device is not waterproof. Avoid exposure to water or high humidity.
Troubleshooting
| Problem | Solution |
|---|---|
| Device does not power on. | Ensure the battery is charged. Connect the player to a power source and allow it to charge for at least 15 minutes before attempting to power on again. |
| Computer does not detect the player. |
|
| Cannot play certain audio/video files. | Verify that the file format is supported (Audio: MP3, WMA, FLAC, APE, AAC, OGG, ACELP; Video: AMV, AVI). If not, convert the files to a compatible format using appropriate software. |
| FM Radio not working. | Ensure earphones are securely plugged into the headphone jack, as they function as the antenna. |
| Player freezes or becomes unresponsive. | Press and hold the power button for 10-15 seconds to force a restart. If the issue persists, ensure your memory card is not corrupted or too full. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | M350 |
| Internal Storage | 8GB |
| Expandable Storage | Up to 128GB (MicroSD card) |
| Supported Audio Formats | MP3, WMA, FLAC, APE, AAC, OGG, ACELP |
| Supported Video Formats | AMV, AVI |
| Battery Life | Up to 40 hours (audio playback) |
| Charging Time | Approx. 1.5 hours |
| Product Dimensions | 3.46 x 1.57 x 0.39 inches |
| Item Weight | 1.1 ounces |
| Manufacturer | MYMAHDI |
Warranty and Support
Your MYMAHDI M350 player comes with a Warranty Card included in the package. Please refer to this card for detailed information regarding warranty coverage and terms. For technical support or further assistance, please contact MYMAHDI customer service through the contact information provided on the warranty card or the official MYMAHDI website.
For additional resources, you may visit the MYMAHDI Store on Amazon.
