Product Overview
The AGPTEK M3 MP3 Player is a versatile portable music device designed for high-fidelity audio playback and various multimedia functions. It features a 2.4-inch screen, touch buttons, and a built-in speaker. With 64GB of internal storage, expandable up to 192GB via a 128GB memory card (not included), it offers ample space for your music library.
Key features include Bluetooth 5.3 for stable wireless connections, HiFi lossless sound quality, FM radio, voice recording, e-book reading, and a pedometer function. Its long battery life makes it ideal for extended use during sports, travel, or daily commutes.

Figure 1: Overview of the AGPTEK M3 MP3 Player's main interface showing its versatile functions.
Getting Started: Setup
Charging the Device
Before first use, fully charge your AGPTEK M3 MP3 player. Connect the included USB-C charging cable to the device's USB-C port and the other end to a compatible USB power adapter (not included) or a computer's USB port. A full charge typically takes approximately 2.5 hours.

Figure 2: Charging the AGPTEK M3 MP3 Player and its estimated battery life for different usage modes.
Inserting a Micro SD Card (Optional)
The AGPTEK M3 comes with 64GB of built-in storage. If you require additional space, you can insert a Micro SD card (up to 128GB, not included) into the Micro SD Port. Ensure the card is inserted correctly as shown in the diagram.

Figure 3: Detailed view of the AGPTEK M3 MP3 Player's physical features and ports.

Figure 4: Storage capacity comparison, highlighting the AGPTEK M3's built-in 64GB memory and expansion capabilities.
Operating Instructions
Power On/Off
To power on the device, press and hold the ON/OFF button located on the side. To power off, press and hold the ON/OFF button again until the screen indicates shutdown.
Navigating the Interface
The AGPTEK M3 features a 2.4-inch TFT color screen and touch buttons for navigation. Use the directional touch buttons to move through menus and select options. The 'M' button typically accesses menu options, and the back arrow button returns to the previous screen.
Transferring Files
You can transfer music, videos, and other files to your MP3 player from a computer. Connect the device to your computer using the USB-C cable. The device will appear as a removable disk. You can then drag and drop files into the appropriate folders.
Video 1: This video demonstrates how to transfer files to your AGPTEK M3 MP3 Player using the MP3 folders feature, including transferring to and from a TF card.
Video 2: Learn how to transfer files from your PC to the MP3 player efficiently.
Video 3: Instructions on how to transfer data using OTG (On-The-Go) functionality.
Bluetooth Connectivity
The AGPTEK M3 supports Bluetooth 5.3 for connecting to wireless headphones or Bluetooth speakers. It features automatic reconnection to the last paired device.
- Navigate to the "Bluetooth" option on the main menu.
- Select "Bluetooth Control" and ensure "Bluetooth On" is selected.
- Turn on your Bluetooth earphone or speaker and put it into pairing mode.
- Go back to the Bluetooth menu on the MP3 player and select "Search for Devices".
- Wait for the device to appear in the list (typically 10-15 seconds).
- Select your Bluetooth device name and click "Pair".
- Once paired, the Bluetooth icon in the upper right corner of the MP3 player's screen will turn green.

Figure 5: The AGPTEK M3 MP3 Player ready for Bluetooth pairing with external audio devices.
Video 4: A guide on how to pair and auto-reconnect Bluetooth devices with your MP3 player.
Music Playback
The player supports various music formats including MP3, APE, FLAC, WMA, WAV, and AAC. Navigate to the "Music" section to browse and play your audio files. You can organize files in folders, set repeat/shuffle modes, and utilize the breakpoint resume function.

Figure 6: Supported audio formats for HiFi lossless sound on the AGPTEK M3 MP3 Player.
Video 5: Instructions on how to organize files in order and set repeat/shuffle options within a folder.
Video Playback
The device supports AMV/AVI video formats. You may need to use a provided video conversion tool on your computer to convert video files to a compatible format before transferring them to the player.
Video 6: A tutorial on how to convert videos into AMV/AVI format for playback on the MP3 player.
Other Functions
- FM Radio: Access the FM Radio function to listen to local radio stations.
- Recording: Use the built-in microphone for voice recording. The device also supports Line-in recording.
- Pictures: View image files stored on the device.
- E-Books: Read text files (e.g., TXT format).
- Pedometer: Track your steps and activity.
- A-B Repeat: Repeat a specific segment of an audio file.
- Stopwatch & Alarm Clock: Additional utility functions.
Maintenance
- Keep the device dry. Avoid exposure to moisture or extreme temperatures.
- Clean the screen and body with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Avoid dropping the device or subjecting it to strong impacts.
- Store the device in a cool, dry place when not in use for extended periods.
- Regularly back up important files to a computer to prevent data loss.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| Device does not turn on. | Ensure the battery is charged. Connect to a power source and try again. If unresponsive, perform a hard reset (refer to manual for specific button combination if available, or hold power button for 10-15 seconds). |
| Computer does not recognize the MP3 player. |
Video 7: Troubleshooting steps for when your computer does not recognize the MP3 player. |
| Bluetooth pairing fails. |
|
| Screen anomalies or display issues. |
Video 8: Solutions for fixing screen anomalies on your MP3 player. |
Specifications
- Model: M3
- Brand: AGPTEK
- Storage Capacity: 64GB Built-in, expandable up to 192GB (with 128GB Micro SD card)
- Screen: 2.4-inch TFT Color Screen
- Connectivity: Bluetooth 5.3, USB-C
- Audio Formats: MP3, APE, FLAC, WMA, WAV, AAC
- Video Formats: AMV, AVI (conversion tool may be required)
- Battery: 500mAh Lithium Polymer
- Charging Time: Approximately 2.5 hours
- Item Weight: 10.6 ounces
- Package Dimensions: 7.68 x 5.35 x 0.94 inches
- Included Components: MP3 Player
Warranty and Support
For warranty information and customer support, please refer to the official AGPTEK website or contact their customer service directly. Keep your purchase receipt as proof of purchase for warranty claims.
You can visit the AGPTEK Store on Amazon for more information and product updates: AGPTEK Amazon Store.