1. Uvod
This manual provides essential information for the safe and efficient operation of your SWOFY M503Pro MP3 Player. Please read it thoroughly before using the device to ensure optimal performance and longevity.
2. Sigurnosne informacije
- Use ONLY the 5V/1A USB-C charger provided or a compatible charger. Fast chargers may cause overheating or permanent battery damage.
- Izbjegavajte punjenje na direktnoj sunčevoj svjetlosti, u vlažnim okruženjima ili u blizini izvora toplote.
- Ako se uređaj zagrije tokom punjenja, odmah ga isključite iz struje i ostavite da se ohladi u dobro prozračenom prostoru.
- Operating Temperature: 0°C to 35°C. Storage Temperature: -10°C to 45°C.
- Ne izlažite tekućinama, pijesku ili ekstremnom pritisku (npr. sjedenju na uređaju).
3. Sadržaj paketa
Provjerite da li su sve stavke prisutne u paketu:
- SWOFY M503Pro MP3 Player
- USB-A na USB-C kabl za punjenje
- Wired Earphones (3.5mm jack)
- Zaštitna torbica
- Screen Protector
- Uputstvo za upotrebu
- Micro SD kartica od 64 GB (unaprijed instalirana ili uključena zasebno)
4. Device Overview

Slika 1: Prednja i zadnja strana view of the SWOFY M503Pro MP3 Player, showcasing its sleek design and 4-inch touch screen.
Physical Buttons and Ports
- Dugme za napajanje: Located on the side, press and hold to power on/off or short press to lock/unlock the screen.
- Dugmad za jačinu zvuka: Located on the side, use to adjust audio volume.
- Reset otvor: A small pinhole for resetting the device if it becomes unresponsive.
- USB-C priključak: Za punjenje i prijenos podataka.
- 3.5 mm audio izlaz: Za povezivanje žičanih slušalica.
- Utor za mikro SD karticu: For expanding storage up to 512GB.
- govornik: Built-in speaker for audio playback without headphones.

Slika 2: Bočna strana view of the MP3 player, highlighting the power button, volume controls, and Micro SD card slot.

Slika 3: Dno view of the MP3 player, showing the USB-C port, 3.5mm audio jack, and speaker grille.
5. Podešavanje
5.1 Početno punjenje
Before first use, fully charge the device. Connect the provided USB-C cable to the player and a 5V/1A USB charger. A full charge typically takes approximately 2.5 hours.
5.2 Uključivanje/isključivanje napajanja
- Uključeno: Pritisnite i držite tipku za napajanje 3 sekunde.
- Iskljuciti: Press and hold the Power Button, then select 'Power Off' on the screen.
- Zaključavanje/Otključavanje ekrana: Kratko pritisnite dugme za napajanje.
5.3 Početna konfiguracija
Upon first power-on, follow the on-screen prompts to set up the device:
- Odaberite željeni jezik.
- Set the time zone and date.
- Accept Google Terms of Service and Privacy Policy to activate Google Play services.
5.4 Povezivanje na Wi-Fi
- Idi na Postavke > Mreža i Internet > Wi-Fi.
- Uključite Wi-Fi.
- Odaberite željenu mrežu s popisa i unesite lozinku ako je potrebno.
- The device supports dual-band Wi-Fi (2.4G/5G) for stable connectivity.
5.5 Povezivanje na Bluetooth uređaje
- Idi na Postavke > Povezani uređaji > Bluetooth.
- Uključite Bluetooth.
- The device will scan for available Bluetooth devices.
- Select your Bluetooth headphones, speaker, or other device to pair.
- The player automatically connects to the last paired device.
Video 1: Demonstrates the Bluetooth and Wi-Fi connectivity features of the SWOFY M503Pro MP3 Player, showing how to pair with external devices.
5.6 Inserting Micro SD Card
The device comes with 80GB of internal storage (2GB RAM + 16GB ROM + 64GB card). You can expand storage up to 512GB using a Micro SD card.
- Pronađite utor za Micro SD karticu sa strane uređaja.
- Nežno umetnite Micro SD karticu u otvor dok ne klikne na svoje mesto.
- Da biste uklonili, lagano gurnite karticu prema unutra dok ne izađe.

Figure 4: Illustrates the large capacity memory of the MP3 player, including the Micro SD card slot for expandable storage.
6. Uputstvo za upotrebu
6.1 Navigacija
The device features a 4-inch 1080P HD full-color touch screen for intuitive navigation. Swipe left/right to browse apps and tap to select.
6.2 Reprodukcija muzike
The SWOFY M503Pro supports various music formats including MP3, OGG, FLAC, AAC, WAV, WMA, and APE. Use the pre-installed HiByMusic app for offline playback or streaming apps like Spotify and Amazon Music.
- HiFi Lossless Sound: Enjoy premium audio quality.
- Ugrađeni zvučnik: Play music or videos without headphones.
- Prilagođeni ekvilajzer: Adjust sound settings to your preference.
- Playlist Creation: Organize your music into custom playlists.
- Synchronized Lyrics: View lyrics while music plays.

Figure 5: The MP3 player displaying music playback on its screen, with a user wearing headphones, emphasizing HiFi lossless sound quality.
6.3 Reprodukcija video zapisa
The 4-inch 1080P HD screen allows direct online or offline playback of 720P and 1080P videos without format conversion. Supported video formats include RM, RMVB, FLV, MP4, DAT, MKV, MPG, MOV, and TS.

Figure 6: The MP3 player displaying a video on its 4-inch HD screen, demonstrating its video playback capabilities.
6.4 Pre-installed Applications
The device comes with a rich lineup of pre-installed mainstream media apps and practical tools:
- Apple Music, Spotify, Audible, Amazon Music, Deezer
- FM Radio, Video Player, Calendar, Sound Recorder
- Preglednik (Chrome)
- Google Play Store (for downloading additional apps)

Figure 7: The MP3 player's screen displaying various pre-installed applications like Spotify, Amazon Music, and Audible.
Video 2: A seller video showcasing the SWOFY M503Pro MP3 Player's interface and various pre-installed applications.
6.5 One-Key Lock Screen and Screenshot
- Lock Screen: Short press the Power Button to prevent accidental touches.
- Snimak ekrana: Press and hold the Power Button to capture a screenshot.
7. Specifikacije
| Feature | Detalj |
|---|---|
| Naziv modela | M503Pro |
| Broj modela stavke | M503 pro-80GB |
| Brand | SWOFY |
| Kapacitet memorije | 80 GB (2GB RAM + 16GB ROM + 64GB card) |
| Proširiva pohrana | Do 512 GB putem Micro SD kartice |
| Veličina ekrana | 4 inča |
| Display Technology | 1080P HD LCD Touch Screen |
| Operativni sistem | Android 9.0 |
| Procesor | Advanced CPU (Octa-Core) |
| Tehnologija povezivanja | Bluetooth, Wi-Fi (Dual-band 2.4G/5G) |
| Kapacitet baterije | 2000mAh |
| Vrijeme reprodukcije muzike | Do 40 sati |
| Vrijeme pripravnosti | 3-5 mjeseca |
| Port za punjenje | USB-C |
| Audio formati | MP3, OGG, FLAC, AAC, WAV, WMA, APE |
| Video Formati | RM, RMVB, FLV, MP4, DAT, MKV, MPG, MOV, TS |
| Težina artikla | 8.4 unce |
8. Otkrivanje problema
8.1 Device Won't Turn On/Is Unresponsive
- Ensure the device is fully charged. Connect to the charger for at least 30 minutes.
- Perform a soft reset: Use a thin pin to press the reset hole on the side of the device.
8.2 Nema zvuka
- Check the volume level using the side buttons or on-screen controls.
- Ensure headphones are properly connected if using them. Try a different pair of headphones to rule out faulty earphones.
- If using Bluetooth, ensure the device is properly paired and connected. Try unpairing and re-pairing.
8.3 Rušenje ili zamrzavanje aplikacija
- Obrišite keš memoriju aplikacije: Idite na Postavke > Aplikacije i obavještenja, select the problematic app, then Pohrana i keš memorija > Obriši keš memoriju.
- Osigurajte dovoljno prostora za pohranu. Izbrišite nepotrebne files ili aplikacije.
- Ponovo pokrenite uređaj.
8.4 Problemi s povezivanjem (Wi-Fi/Bluetooth)
- Ensure Wi-Fi/Bluetooth is enabled in Postavke.
- Restart the device and your router/Bluetooth accessory.
- Zaboravite mrežu/uređaj i ponovo se povežite.
9. Održavanje
- Očistite ekran i kućište mekom, suhom krpom. Izbjegavajte abrazivna sredstva za čišćenje.
- Držite uređaj dalje od jakih magnetnih polja.
- Čuvajte na hladnom i suvom mestu kada se ne koristi.
10. Garancija i podrška
Your SWOFY M503Pro MP3 Player comes with a standard manufacturer's warranty. For detailed warranty information, technical support, or service inquiries, please refer to the contact information provided in your product packaging or visit the official SWOFY website.





