1. Introduktion
This manual provides essential instructions for setting up and operating your Luoran M4B MP3 Player. Please read this guide thoroughly to ensure proper use and to maximize your device's capabilities. The Luoran M4B is a portable media player designed for music, video, and app playback, featuring a 4.0-inch IPS display, Bluetooth, and Wi-Fi connectivity.
2. Pakkens indhold
Bekræft at alle varer er til stede i din pakke:
- Luoran M4B MP3 Player
- USB-C kabel
- Brugermanual (dette dokument)
3. Enhed overview

Figur 3.1: Forside og bagside view of the Luoran M4B MP3 Player, highlighting its 4.0-inch IPS display and metal frame with tempered glass back.
3.1. Fysiske knapper og porte
- Power knap: Located on the side, used to turn the device on/off and wake/sleep the screen.
- Lydstyrkeknapper (+/-): Placeret på siden, bruges til at justere lydstyrken.
- USB-C-port: Placeret i bunden, bruges til opladning og dataoverførsel.
- 3.5 mm hovedtelefonstik: Placeret i bunden til tilslutning af kablede hovedtelefoner.
- Micro SD -kortplads: Placeret på siden for at udvide opbevaringspladsen.
4. Kom godt i gang
4.1. Opladning af enheden
Before first use, fully charge the MP3 player. Connect the provided USB-C cable to the device's USB-C port and the other end to a compatible USB power adapter (not included) or a computer's USB port. The charging indicator will show the charging status.
4.2. Tænd/sluk
- For at tænde: Tryk og hold tænd/sluk-knappen nede, indtil skærmen lyser.
- For at slukke: Tryk og hold tænd/sluk-knappen nede, og vælg derefter 'Sluk' fra mulighederne på skærmen.
- At sove/vågne: Briefly press the Power button to turn the screen off or on.
5. Grundlæggende betjening
5.1. Navigation med berøringsskærm
The Luoran M4B features a full touchscreen for navigation. Swipe left, right, up, or down to browse menus and content. Tap icons to open applications or select options.
5.2. Tilslutning til Wi-Fi
To access online features and apps, connect your device to a Wi-Fi network:
- Gå til Indstillinger.
- Vælge Netværk og internet.
- Tænd Wi-Fi.
- Vælg dit ønskede Wi-Fi-netværk fra listen.
- Indtast adgangskoden, hvis du bliver bedt om det, og tryk på Forbinde.
5.3. Tilslutning via Bluetooth
Pair your MP3 player with Bluetooth headphones, speakers, or car stereos:

Figure 5.1: The Luoran M4B MP3 Player supports Bluetooth 5.0 for connecting to various audio devices.
- Gå til Indstillinger.
- Vælge Tilsluttede enheder.
- Tænd Bluetooth.
- Sørg for, at dit Bluetooth-tilbehør er i parringstilstand.
- Vælg tilbehøret fra listen over tilgængelige enheder, der skal parres.
6. Music and Media Playback
6.1. Supported Music Formats
The device supports a wide range of audio formats, including MP3, WAV, FLAC, APE, OGG, M4A, AAC, WMA, and MP2.

Figure 6.1: The MP3 player's interface showing various playback options and supported music formats.
6.2. Using Pre-installed Applications
The Luoran M4B comes with several popular music and media applications pre-installed, such as Spotify, Spotify Kids, Amazon Music, Audible, and HiBy Music. Access these apps from the home screen to stream or play your content.
6.3. Udvidelig lagerplads
The device has an internal storage capacity of 8GB. You can expand the storage up to 256GB using a Micro SD card (SDXC, SDHC compatible). Insert the Micro SD card into the dedicated slot on the side of the device.

Figure 6.2: Inserting a Micro SD card to expand the device's memory up to 256GB.
7. Yderligere funktioner
7.1. Web Browser
A web browser is included for internet access. This browser can be removed if desired, offering a level of content control.

Figure 7.1: The option to uninstall the web browser for content management.
7.2. FM Radio
The device includes an FM radio function, allowing you to listen to local radio stations. It may also support recording FM broadcasts.

Figure 7.2: The FM Radio interface on the device.
7.3. Ebook Reader
An Ebook application is available for reading digital books directly on the device's screen.

Figure 7.3: The device's interface for audiobooks or ebooks.
8. Vedligeholdelse
8.1. Rensning
Brug en blød, tør og fnugfri klud til at rengøre enheden. Undgå at bruge slibende rengøringsmidler eller opløsningsmidler.
8.2. Batteripleje
For at forlænge batteriets levetid skal du undgå at udsætte enheden for ekstreme temperaturer. Oplad enheden regelmæssigt, men undgå at lade den være fuldt opladet eller helt afladet i længere perioder.

Figure 8.1: The device features a 1500mAh battery, providing up to 50 hours of music playback or 8 hours of video playback.
9. Fejlfinding
9.1. Enheden tænder ikke
- Sørg for, at enheden er tilstrækkeligt opladet. Tilslut den til en strømkilde i mindst 30 minutter.
- Tryk og hold tænd/sluk-knappen nede i 10-15 sekunder for at udføre en tvungen genstart.
9.2. Cannot Connect to Wi-Fi/Bluetooth
- Verify that Wi-Fi/Bluetooth is enabled in Settings.
- Ensure you are within range of the network/device.
- Check that the Wi-Fi password is correct.
- For Bluetooth, ensure the accessory is in pairing mode.
9.3. App Issues or Missing Apps
If you encounter issues with pre-installed applications or need to install/upgrade specific apps, please contact the Luoran Team for assistance. They can provide APK files and installation steps.
10. Specifikationer
| Mærke | Luoran |
| Modelnavn | M4B-C-BLK |
| Forbindelsesteknologi | Bluetooth, WiFi |
| Hukommelseslagringskapacitet | 8 GB (Kan udvides op til 256 GB via Micro SD) |
| Skærmstørrelse | 4 tommer |
| Kompatible enheder | Hovedtelefon, højttaler |
| Understøttet medietype | Hukommelseskort |
| Displayteknologi | LED |
| Understøttede lydstandarder | MP3, WAV, FLAC, APE, M4A, AAC, WMA, MP2, etc. |
| Batteriets gennemsnitlige levetid | 50 timer (musikafspilning) |
| Varedimensioner (D x B x H) | 0.4" D x 2.4" B x 4.2" H |
| UPC | 747783656344 |
11. Garanti og support
The Luoran M4B MP3 Player comes with a 12 måneders garanti. For technical support, warranty claims, or assistance with app installation/upgrades, please contact the Luoran Team directly. Contact information can typically be found on the manufacturer's webwebsted eller via din købsplatform.