1. Introduction
This manual provides detailed instructions for the safe and efficient use of your Dyzeryk MP3 Player Model JS-01. This compact and portable device is designed for listening to music, watching videos, viewing photos, recording voice, reading e-books, and tuning into FM radio. It comes with a 16GB Micro SD card and supports expansion up to 128GB, offering ample storage for your media files.
2. What's in the Box
Please check the package contents to ensure all items are present:
- 1 x MP3/MP4 Player
- 1 x 16GB Micro SD Card
- 1 x USB Cable
- 1 x Earphone
- 1 x User Manual

Image: The Dyzeryk MP3 Player, along with its included accessories: a 16GB Micro SD card, wired earphones, and a USB charging cable.
3. Product Overview
The Dyzeryk MP3 Player is a compact and lightweight device, measuring approximately 3.5 x 1.5 x 0.3 inches and weighing 1.76 ounces. It features a 1.8-inch screen and intuitive controls for easy navigation.

Image: Front view of the dark blue Dyzeryk MP3 Player, showcasing its screen and control buttons, alongside the included 16GB Micro SD card and wired earphones.
3.1. Key Features
- 1.8-inch Screen: For clear display of menus, media, and settings.
- Physical Buttons: Intuitive buttons for navigation and media control.
- Built-in Speaker: Allows for audio playback without earphones.
- Micro SD Card Slot: Supports up to 128GB for expanded storage.
- USB-C Port: For charging and data transfer.
- 3.5mm Audio Jack: For connecting wired earphones.

Image: The MP3 player's screen showing a grid of icons representing its various functions, including Music, Videos, Radio, Picture, Record, EBook, Files, Games, and Settings.
4. Setup
4.1. Charging the Device
The MP3 player has a built-in Li-ion battery. To charge, connect the device to a computer or a wall adapter using the provided USB cable. A full charge typically takes 2-3 hours and provides up to 10 hours of music playback.
4.2. Inserting the Micro SD Card
The device comes with a 16GB Micro SD card. Locate the Micro SD card slot on the side of the player. Gently insert the card until it clicks into place. The player supports Micro SD/MMC/SDHC cards up to 128GB.
4.3. Transferring Files
To transfer music, videos, photos, or e-books to the device:
- Connect the MP3 player to your computer using the supplied USB cable.
- The player will appear as a removable disk drive on your computer.
- Drag and drop your desired files (MP3, WMA, OGG, APE, FLAC, WAV, AAC-LC, ACELP for music; AMV, AVI for video; JPEG, BMP, GIF for pictures; TXT for e-books) into the appropriate folders on the player's Micro SD card.
- Once files are transferred, safely eject the device from your computer before disconnecting the USB cable.
Video: This video demonstrates how to organize and transfer music and audiobook files to the MP3 player, ensuring they are sorted correctly for playback. It shows connecting the device to a computer and dragging files into designated folders.
5. Operating Instructions
5.1. Power On/Off
To power on the device, slide the power switch located on the side to the 'ON' position. To power off, slide it to the 'OFF' position.
5.2. Basic Navigation
Use the directional buttons (Up, Down, Left, Right) and the central 'M' (Menu/Enter) button to navigate through the menus and select options. The 'VOL' button is used to adjust volume.
5.3. Music Playback
From the main menu, select 'Music'. You can browse by 'Now playing', 'All songs', 'Artists', 'Albums', or 'Genres'. The player supports multiple audio formats including MP3, WMA, OGG, APE, FLAC, WAV, and AAC-LC. It features HIFI lossless sound quality and a built-in speaker.
Video: This video provides a step-by-step guide on how to enable shuffle play for music on the MP3 player, demonstrating menu navigation and selection of the shuffle option.
5.4. Video Playback
Select 'Videos' from the main menu. The player supports AMV and AVI video formats. Ensure videos are in a compatible format for smooth playback.

Image: The Dyzeryk MP3 Player showing a video on its screen, surrounded by smaller images, highlighting its ability to play videos and display pictures.
5.5. FM Radio
Select 'FM Radio' from the main menu. The radio operates within the 87.5MHz~108MHz frequency range and can save up to 30 channels. Earphones may be required to act as an antenna for optimal reception.

Image: A person wearing headphones, with an overlay indicating the FM Radio feature of the MP3 player, suggesting its use for listening to radio broadcasts.
5.6. Voice Recorder
Choose 'Record' to access the voice recorder function. Recordings are saved in WAV or MP3 format.
5.7. E-Book Reader
Select 'E-Book' to read text files. The player supports TXT format.
6. Maintenance
- Cleaning: Use a soft, dry cloth to clean the device. Avoid liquid cleaners.
- Storage: Store the player in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Handle the device with care to prevent drops or impacts that could damage internal components or the screen.
7. Troubleshooting
7.1. Device Not Responding
If the device freezes or becomes unresponsive, try sliding the power switch to 'OFF' and then back to 'ON' to restart it.
7.2. Files Not Appearing After Transfer
Ensure the Micro SD card is properly inserted. After transferring files, navigate to the 'Music' or 'Folders' section and look for an 'Update Playlist' or 'Scan' option to refresh the media library. Verify that the files are in supported formats.
7.3. Poor FM Radio Reception
Connect wired earphones to the 3.5mm audio jack, as they often serve as the antenna for improved reception.
7.4. Volume Control Issues
The device has a dedicated volume button. If using Bluetooth earphones, ensure the volume is also adjusted on the earphones themselves. Note that some users find the default volume levels to be quite loud, even at lower settings.
8. Specifications
| Screen Size | 1.8 Inches |
| Storage | 16GB (max support 128GB Micro SD) |
| MP3 Weight | 25g (0.88 oz) |
| MP3 Size | 3.5 x 1.5 x 0.3 in |
| Battery | Built-in Li-ion battery |
| Music Playback Format | MP3, WMA, OGG, APE, FLAC, WAV, AAC-LC, ACELP |
| Video Format | AMV, AVI |
| Picture Browsing Format | JPEG, BMP, GIF |
| Record Format | WAV, MP3 |
| E-book Format | TXT |
| FM Radio | 87.5MHz~108MHz, save up to 30 channels |
| Connectivity Technology | USB |
| Special Feature | Video Playback |
9. Warranty & Support
The Dyzeryk MP3 Player comes with a 12-month warranty. If you encounter any problems or require assistance, please contact the professional after-sales service team directly for a quick and satisfactory response. Your satisfaction is our priority.




