Introduction
Thank you for purchasing the Oilsky D26 MP3 Player. This device combines a 2.8-inch full touchscreen with Bluetooth 5.0 connectivity, a built-in speaker, and a robust alloy design. It offers 64GB of internal storage, expandable up to 128GB with a microSD card, and supports various audio formats. This manual provides essential information for setup, operation, and maintenance to ensure optimal performance.
Package Contents
Please check the package for the following items:
- Oilsky D26 MP3 Player Unit
- Earphones
- Type-C USB Cable
- Instruction Manual
- Protective Case

If any items are missing or damaged, please contact customer support.
Product Overview
The Oilsky D26 MP3 Player features a sleek alloy design with a 2.8-inch full touchscreen for intuitive navigation. It includes a home button for easy return to the main menu.

Setup
1. Charging the Device
Before first use, fully charge the MP3 player. Connect the provided Type-C USB cable to the player's charging port and the other end to a USB power adapter (not included) or a computer's USB port. The battery indicator on the screen will show charging status.
2. Inserting a microSD Card (Optional)
The device has 64GB of internal storage. To expand storage up to 128GB, insert a microSD card into the designated slot. Ensure the card is inserted correctly until it clicks into place.

3. Transferring Files
Connect the MP3 player to your computer using the Type-C USB cable. The device will appear as a removable disk. You can then drag and drop audio files (MP3, WMA, APE, FLAC, AAC, WAV, OGG) into the player's internal storage or the inserted microSD card.
Operating Instructions
1. Basic Navigation
The D26 features a 2.8-inch full touchscreen. Tap icons to select functions and swipe to navigate menus. The physical home button at the bottom allows you to return to the main menu from any application.

2. Music Playback
Tap the 'Music' icon on the main screen to access your audio library. The player supports various formats including MP3, WMA, APE, FLAC, AAC, WAV, and OGG, ensuring high-quality audio playback with minimal loss.
3. Bluetooth Connectivity
The D26 features Bluetooth 5.0 for stable wireless connections. To pair with Bluetooth headphones or speakers:
- Go to 'Settings' and select 'Bluetooth'.
- Turn on Bluetooth and scan for available devices.
- Select your Bluetooth headphones or speaker from the list to pair.
Note: This device can only pair with Bluetooth headsets or speakers. It cannot pair with mobile phones, cars, or computers. Ensure you are in an area free from strong electromagnetic interference to maintain a stable Bluetooth connection.

4. FM Radio
To use the FM radio function, connect the wired earphones (included) as they act as the antenna. Tap the 'FM Radio' icon on the main screen. You can then scan for stations and listen to broadcasts.
5. Recording Function
The D26 includes a recording function, useful for lectures, meetings, or personal notes. Tap the 'Record' icon to start and stop recordings. Recorded files are saved on the device.

6. Other Functions
The device also includes additional utilities such as a timer, calendar, and calculator. Access these features from the main menu.

Maintenance
- Keep the device dry. Avoid exposure to moisture or liquids.
- Clean the screen and body with a soft, dry cloth. Do not use abrasive cleaners.
- Avoid extreme temperatures.
- Do not attempt to disassemble or repair the device yourself.
Troubleshooting
Device not turning on:
- Ensure the device is fully charged.
- Press and hold the power button for a few seconds.
Cannot connect via Bluetooth:
- Ensure Bluetooth is enabled on both the player and the receiving device (headphones/speaker).
- Make sure the receiving device is in pairing mode.
- Confirm that you are attempting to pair with a compatible device (Bluetooth headphones or speakers only).
- Move away from potential sources of electromagnetic interference.
No sound:
- Check the volume level.
- Ensure earphones are properly connected or Bluetooth device is paired and connected.
- Test with different earphones or Bluetooth device.
Files not playing:
- Verify that the audio file format is supported (MP3, WMA, APE, FLAC, AAC, WAV, OGG).
- Ensure the files are not corrupted.
Specifications
| Feature | Specification |
|---|---|
| Model Number | D26 |
| Brand | Oilsky |
| Screen Size | 2.8 inches |
| Display Technology | LCD |
| Internal Storage | 64 GB |
| Expandable Storage | Up to 128GB via microSD card |
| Connectivity | Bluetooth 5.0 |
| Supported Audio Formats | MP3, WMA, APE, FLAC, AAC, WAV, OGG |
| Other Functions | FM Radio, Built-in Speaker, Recording, Calculator, Timer, Calendar |
| Dimensions | 14.7 x 14.6 x 1.9 cm |
| Weight | 200 g |
Warranty and Support
This product comes with a standard manufacturer's warranty. For specific warranty details, please refer to the warranty card included in your package or contact the seller directly. If you encounter any issues or have questions regarding your Oilsky D26 MP3 Player, please reach out to our customer support team for assistance.
Contact Information: Please refer to the contact details provided on the product packaging or the seller's information page.





