1. Introduction
The Qoosea MP3 Player is a versatile portable music device designed for high-fidelity audio playback and various other functions. It features 64GB of internal storage, expandable with an additional 64GB TF card (total 128GB), Bluetooth 5.0 connectivity, a built-in HD speaker, FM radio, voice recording, and e-book capabilities. This manual provides detailed instructions for setting up, operating, and maintaining your device.

Image 1.1: Overview of the Qoosea MP3 Player's multi-functional features.
2. Setup
2.1 Charging the Device
Before initial use, fully charge the MP3 player. Connect the device to a power source using the provided USB cable. A full charge typically takes approximately 2 hours and provides up to 40 hours of continuous music playback.
2.2 Power On/Off
- To Power On: Press and hold the power button until the screen illuminates.
- To Power Off: Press and hold the power button until the power-off option appears on the screen, then confirm.
2.3 Memory Card Installation
The MP3 player includes 64GB of internal memory and supports an additional 64GB TF (Micro SD) card for a total of 128GB storage. Locate the TF card slot on the device and gently insert the TF card until it clicks into place. Ensure the card is inserted in the correct orientation.
2.4 File Transfer via OTG Function
The device supports OTG (On-The-Go) functionality, allowing direct file transfer from compatible smartphones without needing a computer. Connect your OTG-enabled smartphone to the MP3 player using an OTG cable. You can then manage files directly from your phone's file manager.

Image 2.1: Using the OTG function for direct file transfer from a smartphone.
3. Operating Instructions
3.1 Basic Navigation
The MP3 player features a touch-sensitive interface for navigation. Use the directional arrows and selection button to move through menus and confirm choices. The 'Back' button allows you to return to the previous screen.
3.2 Music Playback
Navigate to the 'Music' section to browse and play your audio files. The player supports various formats including MP3, WMA, WAV, APE, FLAC, AAC-LC, M4A, and OGG. The built-in digital noise reduction chip ensures HiFi lossless sound quality. An equalizer function is available to customize your audio experience.

Image 3.1: Hi-Fi Lossless Sound Quality and supported audio formats.
3.3 Bluetooth Connection
The MP3 player is equipped with Bluetooth 5.0 for stable and fast wireless connections. To pair with Bluetooth headphones or speakers:
- Go to 'Settings' and select 'Bluetooth'.
- Turn Bluetooth 'On'.
- The player will search for nearby devices. Select your desired device from the list to pair.

Image 3.2: Bluetooth 5.0 connectivity for wireless audio.
3.4 FM Radio
To use the FM radio function, you must connect wired headphones to the device, as they act as the antenna. Navigate to the 'FM Radio' option from the main menu. You can then scan for stations and save your favorites.

Image 3.3: FM Radio interface.
3.5 Voice Recorder
The built-in voice recorder allows you to capture audio. Access the 'Recorder' function from the main menu. Press the record button to start and stop recording. Recorded files are saved in a dedicated folder.

Image 3.4: Voice Recorder function in use.
3.6 E-Book Function
The MP3 player supports e-book reading. Transfer compatible e-book files to the device and access them through the 'E-book' menu. You can adjust text size and navigate pages using the device controls.

Image 3.5: E-Book reading on the device.
3.7 Additional Functions
The device also includes a calendar, stopwatch, and alarm clock. These can be accessed from the main menu or 'Tools' section.

Image 3.6: Alarm Clock feature.
4. Maintenance
4.1 Cleaning
To clean the device, use a soft, dry, lint-free cloth. Avoid using abrasive cleaners, solvents, or aerosol sprays, as these can damage the screen or casing. Do not expose the device to excessive moisture.
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.
5. Troubleshooting
- Device not powering on: Ensure the device is fully charged. If the issue persists, try performing a soft reset (refer to the device's specific reset procedure if available, or hold the power button for an extended period).
- No music found after transfer: Verify that the audio files are in supported formats (MP3, WMA, WAV, APE, FLAC, AAC-LC, M4A, OGG). Check that files were transferred to the correct folder on the device or TF card. Ensure the TF card is properly inserted.
- Bluetooth connection issues: Ensure both the MP3 player and the target Bluetooth device are in pairing mode and within range. Try unpairing and re-pairing the devices.
- Poor FM radio reception: Ensure wired headphones are securely plugged in, as they function as the antenna. Try moving to an area with better signal reception.
- Screen unresponsive or glitching: Try restarting the device. If the problem continues, contact customer support.
6. Specifications
| Feature | Specification |
|---|---|
| Model Number | QooseaMP3P5 |
| Internal Memory | 64 GB |
| Expandable Memory | Up to 64 GB (TF Card) |
| Total Memory | 128 GB |
| Bluetooth Version | 5.0 |
| Battery Life | Up to 40 hours (music playback) |
| Charging Time | Approx. 2 hours |
| Screen Size | 1 inch (Note: Product images show a larger screen, but specifications list 1 inch. Please refer to actual product for screen size.) |
| Supported Audio Formats | MP3, WMA, WAV, APE, FLAC, AAC-LC, M4A, OGG |
| Special Features | Voice Recorder, FM Radio, E-Book, OTG Function, HD Speaker, Equalizer |
| Connectivity | Bluetooth, USB |
| Color | Black |
| Dimensions | 13.4 x 12.4 x 1.9 cm |
| Weight | 160 g |
7. Warranty and Support
7.1 Warranty Information
This Qoosea MP3 Player comes with a 6-month manufacturer's warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. It does not cover damage caused by misuse, accidents, unauthorized repairs, or normal wear and tear.
7.2 Customer Support
For technical assistance, warranty claims, or any questions regarding your Qoosea MP3 Player, please contact Qoosea customer support through the retailer's platform or the official Qoosea website. Please have your model number (QooseaMP3P5) and proof of purchase ready when contacting support.