Uvod
This manual provides detailed instructions for the RUIZU X31 MP3 Player with Speaker. Please read this manual carefully before using the device to ensure proper operation and to maximize its features. Keep this manual for future reference.
Product Overview
The RUIZU X31 is a portable MP3 player designed for ease of use, featuring a built-in speaker and a 1.5-inch TFT screen. It supports various audio formats, Bluetooth 5.0 connectivity, FM radio, voice recording, alarm clock, and pedometer functions. Its compact design makes it suitable for children and on-the-go entertainment.

Slika 1: Prednja i bočna view of the RUIZU X31 MP3 Player, showing the screen, control buttons, speaker grille, and side ports.
Sadržaj paketa:
- RUIZU X31 MP3 Player
- USB kabel
- Slušalice
- Korisnički priručnik (ovaj dokument)
Setup
1. Početno punjenje
Before first use, fully charge the device. Connect the provided USB cable to the player's USB-C port and the other end to a USB power adapter (not included) or a computer's USB port. The charging indicator will show progress on the screen.

Slika 2: The MP3 player connected via USB cable, displaying a charging screen.
2. Umetanje Micro SD kartice (opcionalno)
The device has 64GB of internal storage. To expand storage, insert a Micro SD card (up to 128GB, not included) into the designated slot on the side of the player. Ensure the card is inserted correctly until it clicks into place.
3. Povezivanje sa računarom
Connect the player to your computer using the USB cable. The device will be recognized as an external drive, allowing you to transfer music, videos, and other files to its internal storage or the inserted Micro SD card.
Uputstvo za upotrebu
1. Uključivanje/isključivanje
- To power on: Press and hold the Power button (usually located on the side or top) until the screen lights up.
- To power off: Press and hold the Power button until the "Power Off" option appears, then confirm.
2. Navigacija
Use the directional buttons (left/right arrows) to navigate through menu options on the 1.5-inch TFT screen. Press the central button (often labeled "OK" or Play/Pause) to select an option. The "Return" button (often a curved arrow) takes you back to the previous screen.
3. Reprodukcija muzike
- Iz glavnog menija odaberite "Muzika".
- Pregledajte svoju muzičku biblioteku po izvođaču, albumu, žanru ili mapi.
- Select a song to begin playback.
- Koristite dugme Reprodukuj/Pauziraj za kontrolu reprodukcije.
- Use the forward/backward buttons to skip tracks.
- Adjust volume using the dedicated volume buttons (if present) or through the menu.

Slika 3: The MP3 player screen showing the "Music" menu option, indicating readiness for music playback.
4. Bluetooth povezivanje
The RUIZU X31 features Bluetooth 5.0 for wireless audio streaming.
- Go to the "Bluetooth" menu from the main screen.
- Uključite Bluetooth.
- Provjerite jesu li vaše Bluetooth slušalice ili zvučnik u načinu rada za uparivanje.
- Plejer će skenirati dostupne uređaje. Odaberite svoj uređaj sa liste za uparivanje.
- Once paired, audio will be routed wirelessly to your connected device.

Slika 4: The MP3 player displaying the Bluetooth icon, indicating its wireless connectivity feature.
5. FM radio
To use the FM radio, connect the earphones as they act as the antenna.
- Select "FM Radio" from the main menu.
- Perform an automatic scan to find and save available stations.
- Navigate between saved stations using the forward/backward buttons.
6. Diktafon
The device includes a voice recording function.
- U glavnom meniju odaberite "Snimač".
- Press the central button to start recording.
- Press it again to stop and save the recording.
- Recordings can be accessed and played back from the "Recordings" folder.

Slika 5: The MP3 player screen showing the "Recorder" menu option, ready for voice recording.
7. Budilnik
Postavite alarm za buđenje ili za podsjetnike.
- Navigate to the "Alarm" function.
- Set the desired time and alarm sound.
- Omogućite alarm.
8. Pedometar
The built-in pedometer tracks your steps.
- Access the "Pedometer" function from the main menu.
- Activate it to start tracking your steps.
- Review your step count and other activity data.
Održavanje
- Uređaj držite suhim. Izbjegavajte izlaganje vlazi ili tekućinama.
- Uređaj čistite mekom, suhom krpom. Ne koristite jake hemikalije.
- Izbjegavajte ekstremne temperature.
- Ne pokušavajte sami rastaviti ili popraviti uređaj.
Rješavanje problema
Uređaj se neće uključiti:
- Provjerite je li baterija napunjena. Spojite je na izvor napajanja i pokušajte ponovo.
- If unresponsive, try a hard reset (refer to manufacturer's specific instructions if available, otherwise hold power button for 10-15 seconds).
Ne mogu se povezati s računarom:
- Check the USB cable for damage and ensure it is securely connected.
- Pokušajte s drugim USB portom na svom računaru.
- Provjerite je li uređaj uključen kada je povezan.
Problemi s uparivanjem putem Bluetootha:
- Ensure both the MP3 player and the target Bluetooth device are in pairing mode and within range.
- Isključite i uključite Bluetooth na oba uređaja.
- Clear previous Bluetooth connections on both devices if necessary.
Nema zvuka iz zvučnika/slušalica:
- Proverite nivo jačine zvuka.
- Ensure headphones are properly plugged in (if using).
- If using Bluetooth, ensure it is correctly paired and connected.
Specifikacije
| Brand | RUIZU |
| Naziv modela | X31 |
| Veličina ekrana | 1.5 inča TFT |
| Tehnologija povezivanja | USB, Bluetooth 5.0 |
| Interna pohrana | 64 GB |
| Proširiva pohrana | Do 128 GB (Micro SD kartica) |
| Sastav baterije | Litijum-jonski polimer |
| Posebne karakteristike | Lightweight, Portable, Wireless, Stable, Built-in Speaker, FM Radio, Voice Recorder, Alarm Clock, Pedometer |
| Kompatibilni uređaji | Personal Computer |
Garancija i podrška
For warranty information and customer support, please refer to the documentation provided with your purchase or contact RUIZU customer service directly. Specific warranty terms may vary by region and retailer.