1. Inleiding
The AGPTEK U3 is a versatile portable MP3 player designed for music playback, FM radio reception, and voice recording. It features an integrated USB stick for direct data transfer and supports expandable memory up to 128GB. This manual provides detailed instructions for setting up, operating, and maintaining your device.

Image 1.1: The AGPTEK U3 MP3 Player functioning as a USB stick for data transfer, also indicating its radio, voice recorder, and music playback capabilities.
2. Inhoud van het pakket
Controleer het pakket op de volgende items:
- AGPTEK U3 MP3 Player
- USB-kabel
- Gebruiksaanwijzing
3. Apparaatindeling
Familiarize yourself with the buttons and ports of your AGPTEK U3 MP3 Player.

Afbeelding 3.1: Voorkant view of the AGPTEK U3 MP3 Player, displaying the OLCD screen and navigation buttons.

Image 3.2: The AGPTEK U3 MP3 Player with the USB cap removed, showing the direct USB-A plug for computer connection.
4. Instellen
4.1 Batterij installatie
The AGPTEK U3 MP3 Player uses one AAA battery. To install or replace the battery:
- Remove the back cover of the player.
- Insert one AAA battery, ensuring correct polarity (+ and - terminals).
- Plaats de achtercover veilig terug.

Image 4.1: Illustration of AAA battery installation into the player's compartment.
4.2 Aansluiten op een computer
The player features a direct USB 2.0 connection for easy data transfer.
- Remove the protective cap from the USB connector.
- Plug the player directly into an available USB port on your computer.
- Once connected, the computer should recognize the device as a removable disk.
- Belangrijke opmerking: After connecting the device to your computer, select the appropriate national language on the player's interface to ensure proper recognition by the computer.
You can then drag and drop music files (MP3, WMA) directly to the player's internal storage.

Image 4.2: The MP3 player connected to a laptop via its integrated USB port for data transfer.
4.3 Geheugenuitbreiding
The player has 8GB of internal memory. You can expand the storage capacity by inserting a microSD card (not included) into the designated slot. The device supports microSD cards up to 128GB.

Image 4.3: The player with a microSD card, illustrating the expandable memory feature.
5. Gebruiksaanwijzing
5.1 In-/uitschakelen
- To power on, press and hold the power button until the screen lights up.
- Om het apparaat uit te schakelen, houdt u de aan/uit-knop ingedrukt totdat het scherm uitgaat.
5.2 Muziek afspelen
The player supports MP3 and WMA audio formats. Navigate through your music library using the control buttons.
- Afspelen/Pauzeren: Druk op de knop Afspelen/Pauzeren.
- Volgende / vorige track: Gebruik de knoppen vooruit/achteruit.
- Volume aanpassen: Gebruik de volumeknoppen.
- Afspeelmodi: Select from Shuffle, All Repeat, Repeat 1, and other modes.
- Equalizer (EQ): Choose from Natural, Rock, Pop, Classic, Soft, Jazz, and DBB sound effects.

Image 5.1: The player's screen showing options for music playback modes and equalizer settings.
5.3 FM-radio
Om de FM-radiofunctie te gebruiken:
- Connect headphones, as they act as the antenna.
- Select the FM Radio option from the main menu.
- Gebruik de navigatieknoppen om naar zenders te zoeken of handmatig af te stemmen.
- The player supports frequency ranges of 76-90MHz (Japan Region) and 87.5-108MHz (Other Regions).

Image 5.2: The player's screen showing the FM radio interface and frequency display.
5.4 Spraakrecorder
The AGPTEK U3 can also function as a voice recorder.
- Select the Voice Recorder option from the main menu.
- Press the Play/Pause button to start recording.
- Press the Play/Pause button again to stop and save the recording.

Image 5.3: The player's screen indicating the voice recording function.
5.5 Connecting to External Audio Devices
You can connect the player to external audio devices, such as car stereos or speakers, using a 3.5mm AUX cable (not included).
- Plug one end of the 3.5mm AUX cable into the player's headphone jack.
- Plug the other end into the AUX input of your external audio device.
- Select the AUX input on your external device to play music from the MP3 player.

Image 5.4: The player connected to an external audio system using an AUX cable.
6. Onderhoud
To ensure the longevity and optimal performance of your AGPTEK U3 MP3 Player, follow these maintenance guidelines:
- Schoonmaak: Wipe the device with a soft, dry cloth. Avoid using liquid cleaners or solvents, as they may damage the plastic body and OLCD screen. The plastic body is designed to be resistant to stains and fingerprints.
- Batterij vervangen: As the player uses a replaceable AAA battery, ensure you replace it with a fresh battery when power is low to maintain continuous operation.
- Opslag: Bewaar de speler op een koele, droge plaats, uit de buurt van direct zonlicht en extreme temperaturen.
7. Probleemoplossing
If you encounter issues with your AGPTEK U3 MP3 Player, refer to the following common solutions:
- Apparaat niet herkend door computer:
- Ensure the player is securely plugged into the USB port.
- Probeer een andere USB-poort op uw computer.
- Verify that you have selected the correct national language on the player's interface after connecting it to the computer.
- Start uw computer opnieuw op en probeer het nogmaals.
- De speler gaat niet aan:
- Check if the AAA battery is inserted correctly with the right polarity.
- Vervang de AAA-batterij door een nieuwe.
- No sound during music playback:
- Zorg ervoor dat de hoofdtelefoon goed is aangesloten.
- Check the volume level on the player.
- Controleer of het geluid files are in a supported format (MP3, WMA).
8. Specificaties
| Functie | Specificatie |
|---|---|
| Merk | AGPTEK |
| Modelnaam | U3 |
| Modelnummer | U3B-EU4 |
| Afmetingen | 1.3x2.6x8.1cm |
| Gewicht | 50 gram |
| Intern geheugen | 8GB |
| Uitbreidbaar geheugen | Up to 128 GB (Micro SD card not included) |
| Batterijtype | 1 x AAA-batterij (niet inbegrepen) |
| Schermtechnologie | OLCD |
| Schermgrootte | 1.3 inch |
| Connectiviteit | USB 2.0 |
| Ondersteunde audioformaten | MP3-, WMA-formaat |
| Compatibele apparaten | Laptop, Personal Computer, Headphones |
| Extra functies | Portable, FM Radio, Voice Recorder |
9. Garantie en ondersteuning
AGPTEK is committed to providing excellent customer service and product support.
- Garantie: Your AGPTEK U3 MP3 Player comes with a 2-year warranty from the date of purchase.
- Technische assistentie: Lifetime technical support is available for all AGPTEK products.
- Online service: We offer 24/7 online support to address any queries or issues you may have.
For further assistance, please visit the official AGPTEK website of neem contact op met ons klantenserviceteam.

Afbeelding 9.1: Klantenservice- en ondersteuningsgegevens van AGPTEK.





