Introduction
This manual provides detailed instructions for the safe and effective use of your Conrain M301 MP3 Player. Please read this manual thoroughly before operating the device and retain it for future reference.
What's in the Box
Verify that all items are present in the package:
- 1x Conrain M301 Music Player
- 1x USB-C Charging Cable
- 1x Wired Headphones
- 1x 64GB TF Card (pre-installed or separate)
- 1x Protective Case
- 1x Screen Protector Film
- 1x User Manual (this document)

Image: Contents of the Conrain M301 MP3 Player package, including the player, USB-C cable, headphones, TF card, protective case, and screen film.
Product Features
The Conrain M301 MP3 Player is designed for versatile media consumption, offering a range of features:
- Display: 4.02-inch HD Touchscreen (640x1136px LCD) for clear visuals and responsive interaction.
- Storage: 16GB internal memory, supplemented by an included 64GB TF card, expandable up to 1TB for extensive media libraries.
- Connectivity: Integrated Wi-Fi for online streaming and browsing, Bluetooth for wireless audio, USB Type-C for data transfer and charging, and a 3.5mm audio jack for wired headphones.
- Camera: 13MP rear camera for capturing photos and videos.
- Performance: Powered by an 8-core processor with 2GB RAM for smooth operation of Android 9.0.
- Battery: 2000mAh battery providing approximately 50 hours of music playback or 8 hours of video playback on a single charge.
- Audio Formats: Supports MP3, WAV, APE, FLAC, AAC.
- Video Formats: Supports AVI, MKV, RMVB, MP4, MPG, MOV.
- Pre-installed Applications: Includes popular streaming and audiobook apps such as Spotify, Apple Music, Amazon Music, Deezer, Audible, and Kindle.
- Additional: Built-in speaker and voice recorder functionality.

Image: Overview of the Conrain M301 MP3 Player highlighting its camera, Wi-Fi, Bluetooth, large storage, and touchscreen.
Setup
1. Charging the Device
Before first use, fully charge the MP3 player. Connect the provided USB-C 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 charging indicator will show progress, and the device typically charges fully in about 3 hours.

Image: Illustration of connecting the USB-C charging cable to the MP3 player for power.
2. Inserting the TF Card
The device comes with a 64GB TF card. If it's not pre-installed, locate the TF card slot on the side of the player. Gently insert the TF card into the slot until it clicks into place. Ensure the card is oriented correctly to avoid damage.

Image: A close-up view of the Conrain M301 MP3 Player showing the TF card slot and a 64GB TF card being inserted.
3. Initial Power On
Press and hold the power button (usually located on the side) for a few seconds until the screen lights up. Follow the on-screen prompts for initial setup, such as language selection and time zone.
4. Connecting to Wi-Fi
To access online features and streaming apps, connect to a Wi-Fi network:
- Go to Settings > Network & Internet > Wi-Fi.
- Toggle Wi-Fi On.
- Select your desired network from the list.
- Enter the password if prompted and tap Connect.

Image: The MP3 player screen showing various app icons and indicating Wi-Fi connectivity for online services.
5. Connecting Bluetooth Devices
To use wireless headphones or speakers:
- Go to Settings > Connected devices > Bluetooth.
- Toggle Bluetooth On.
- Put your Bluetooth device into pairing mode.
- Select your device from the list of available devices on the MP3 player and confirm pairing.

Image: The MP3 player wirelessly connected to Bluetooth headphones and a speaker, illustrating wireless audio freedom.
Operating Instructions
1. Basic Navigation (Touchscreen)
The Conrain M301 features a responsive 4.02-inch HD touchscreen. Navigate by tapping icons, swiping left/right for different screens, and swiping down from the top for quick settings and notifications. Use the back button (if present) or swipe gestures to return to previous screens.

Image: A hand holding the Conrain M301 MP3 Player, demonstrating its 4.02-inch HD touchscreen during music playback.
2. Music Playback (HiBy Music App)
The device includes the HiBy Music app for local music playback:
- Accessing Music: Open the HiBy Music app. Your local music files (MP3, WAV, APE, FLAC, AAC) stored on the device or TF card will be scanned and displayed.
- Creating Playlists: Use the app's interface to create and manage custom playlists.
- Searching: Utilize the search function to quickly find specific songs or artists.
- Equalizer: Adjust audio settings using the built-in equalizer to customize your listening experience.

Image: The HiBy Music app interface on the MP3 player, showing options for searching, creating playlists, and adjusting the equalizer.
3. Using Streaming Apps
The MP3 player comes with pre-installed streaming applications. Ensure you are connected to Wi-Fi to use these services:
- Tap on the icon for Spotify, Apple Music, Amazon Music, or Deezer from the home screen or app drawer.
- Log in with your existing account credentials or create a new account if necessary.
- Browse and stream music as you would on any other smart device.
4. Camera Operation
The 13MP rear camera allows you to capture photos and videos:
- Open the Camera application.
- Frame your shot using the touchscreen.
- Tap the shutter button to take a photo or switch to video mode and tap to start/stop recording.
- Access your captured media in the Gallery app.

Image: The Conrain M301 MP3 Player being used to capture a photo of a family, demonstrating its 13MP rear camera functionality.
5. Audiobook Playback
Utilize the pre-installed Audible and Kindle apps for listening to audiobooks:
- Open the desired audiobook app (Audible or Kindle).
- Log in to your account.
- Download or stream your audiobooks.
- Use the app's controls for playback, chapter navigation, and bookmarking.
6. File Management
To transfer files (music, videos, photos) to or from the device:
- Connect the MP3 player to your computer using the USB-C cable.
- On the MP3 player, swipe down from the top of the screen to open the notification panel.
- Tap the USB notification (e.g., "Charging this device via USB") and select File transfer or MTP.
- Your computer will recognize the device as a removable storage drive. You can then drag and drop files to the internal storage or the TF card.
Maintenance
1. Cleaning
To clean the device, use a soft, dry, lint-free cloth. For stubborn smudges on the screen, slightly dampen the cloth with water or a screen-cleaning solution. Avoid using harsh chemicals or abrasive materials.
2. Battery Care
To prolong battery life:
- Avoid extreme temperatures.
- Do not let the battery completely drain frequently.
- If storing the device for an extended period, charge it to about 50% before turning it off.
3. Software Updates
Periodically check for software updates to ensure optimal performance and access to new features. Go to Settings > System > System update.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| Device does not turn on. | Ensure the battery is charged. Connect to a charger for at least 15 minutes. If unresponsive, try a hard reset (press and hold the power button for 10-15 seconds). |
| Cannot connect to Wi-Fi. | Check if Wi-Fi is enabled in settings. Verify the Wi-Fi password. Restart the MP3 player and your Wi-Fi router. |
| Bluetooth device not pairing. | Ensure Bluetooth is enabled on both devices. Put the Bluetooth accessory into pairing mode. Make sure the devices are within range. |
| Music/videos not playing. | Check file format compatibility. Ensure files are not corrupted. Verify storage space. |
| Device is slow or unresponsive. | Close unnecessary background applications. Clear cache for frequently used apps. Restart the device. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | M301 |
| Screen Size | 4.02 Inches |
| Display Technology | LCD (640x1136px) |
| Memory Storage Capacity | 80 GB (16GB internal + 64GB TF card) |
| Expandable Storage | Up to 1TB via Micro SD |
| Connectivity Technology | Aux, Bluetooth, USB Type-C, Wi-Fi |
| Camera | 13MP Rear Camera |
| Supported Audio Formats | MP3, WAV, APE, FLAC, AAC |
| Supported Video Formats | AVI, MKV, RMVB, MP4, MPG, MOV |
| Battery Capacity | 2000mAh |
| Item Dimensions (D x W x H) | 0.43"D x 2.32"W x 4.06"H |
Warranty and Support
The Conrain M301 MP3 Player comes with a 2-year warranty. For technical support, warranty claims, or further assistance, please contact Conrain customer service through the retailer where the product was purchased or visit the official Conrain support website.
Please have your model number (M301) and proof of purchase ready when contacting support.