1. Sarrera
The eppfun AK3040R is a versatile Bluetooth 5.3 audio receiver designed to upgrade your existing wired audio systems, such as home speakers or car stereos, with wireless Bluetooth capabilities. It allows you to stream music from your smartphone or other Bluetooth-enabled devices. Featuring NFC for quick pairing, multiple audio output options (3.5mm AUX, RCA), and a TF card slot for direct music playback, the AK3040R offers a convenient and enhanced audio experience.
2. Produktuaren ezaugarriak
- Bluetooth 5.3 teknologia: Incorporates the latest low-energy Bluetooth Ver 5.3 chip, providing a longer transmission distance and faster speed compared to Bluetooth 4.0, while maintaining compatibility with older versions.
- NFC funtzioa: Supports one-touch pairing with NFC-enabled mobile phones for quick and convenient connection.
- Multiple Audio Outputs: Equipped with 3.5mm AUX and RCA ports for broad compatibility with various audio systems.
- TF txartelaren zirrikitua: Allows direct playback of music files from a TF (MicroSD) card.
- Diseinu trinkoa eta arina: Portable and easy to integrate into any audio setup.
3. Paketearen edukia
Mesedez, egiaztatu paketea elementu hauek dituen:
- eppfun AK3040R Bluetooth 5.3 Audio Receiver
- USB kargatzeko kablea (C motakoa)
- 3.5 mm-ko audio kablea
- RCA Audio Kablea
- Erabiltzailearen eskuliburua

Image: The eppfun AK3040R Bluetooth receiver shown with its included USB charging cable, 3.5mm audio cable, and RCA audio cable.
4. Gailuaren diseinua

Irudia: Goitik behera view of the eppfun AK3040R Bluetooth receiver. The top surface features a circular NFC sensing area with an NFC logo and a blue LED ring. An orange power button is visible on the side. The rear panel shows RCA (red and white) audio output ports, a 3.5mm AUX output, and a USB-C power input. A TF card slot is on the right side.
Gailuaren atakak eta kontrolak ezagutu:
- NFC Sensing Area: NFC gaitutako gailuekin azkar parekatzeko.
- Pizteko botoia: To turn the device on/off and initiate pairing.
- 3.5 mm-ko AUX irteera: Connects to speakers or headphones via a 3.5mm audio cable.
- RCA irteera: Connects to home stereo systems or amplifiers via RCA cables.
- TF txartelaren zirrikitua: Insert a TF (MicroSD) card for local music playback.
- USB-C energia sarrera: Elikatze kablea konektatzeko.
5. Konfigurazioa
Follow these steps to set up your eppfun AK3040R Bluetooth receiver:
- Konektatu energia: Plug the USB charging cable into the USB-C power input on the AK3040R and connect the other end to a USB power adapter (not included) or a powered USB port. The device will automatically power on and enter pairing mode.
- Konektatu audio sistemara:
- For speakers or headphones with a 3.5mm input, use the provided 3.5mm audio cable to connect the AK3040R's 3.5mm AUX output to your audio device's input.
- For home stereo systems or amplifiers with RCA inputs, use the provided RCA audio cable to connect the AK3040R's RCA outputs to your audio system's RCA inputs.

Image: A diagram illustrating the connection process. It shows a USB-C cable and RCA/3.5mm audio cables being plugged into the receiver's ports. A smartphone is shown pairing with the device, and the receiver is connected to a home theater system.
6. Funtzionamendu-argibideak
6.1. Bluetooth parekatzea
The AK3040R will automatically enter pairing mode when powered on. The LED indicator will flash, indicating it's ready to pair.
- Bluetooth parekatze estandarra:
- Enable Bluetooth on your smartphone or other audio source device.
- Bilatu available Bluetooth devices and select "AK3040R" from the list.
- Once connected, the LED indicator on the receiver will turn solid blue.
- NFC One-Touch Pairing:
- Ensure NFC is enabled on your mobile phone.
- Gently tap your NFC-enabled phone on the NFC sensing area of the AK3040R.
- Confirm the pairing request on your phone. The devices will connect automatically.
6.2. Musika Jotzea
Once successfully paired, you can start playing music:
- From a Bluetooth Device: Play music on your paired smartphone or tablet. The audio will be streamed wirelessly to the AK3040R and output through your connected speakers.
- From TF Card: Insert a TF (MicroSD) card containing music files into the TF card slot. The receiver will automatically detect and begin playing music from the card.

Image: A visual representation of a smartphone streaming music wirelessly via Bluetooth to the eppfun AK3040R receiver, which is then connected to a pair of wired speakers, enhancing the audio experience.
7. Mantentzea
To ensure the longevity and optimal performance of your AK3040R:
- Mantendu gailua lehor eta hezetasunetik urrun.
- Garbitu gailua zapi leun eta lehor batekin. Ez erabili produktu kimiko gogorrik edo garbitzaile urratzailerik.
- Saihestu muturreko tenperaturak.
- Ez saiatu gailua desmuntatzen edo konpontzen zeuk. Horrek bermea baliogabetuko du.
8. Arazoak
| Arazoa | Kausa posiblea | Irtenbidea |
|---|---|---|
| Gailua ez da pizten. | Ez dago energia-iturririk edo kable akastuna. | Ensure the USB-C cable is securely connected to a working power source. Try a different cable or power adapter. |
| Ezin da Bluetooth gailuarekin parekatu. | Bluetooth is off on your device; AK3040R is not in pairing mode; too many devices connected. | Ensure Bluetooth is enabled on your phone/tablet. Confirm the AK3040R LED is flashing (pairing mode). Disconnect other Bluetooth devices from your phone. Restart both devices. |
| No sound after connecting. | Incorrect audio cable connection; volume too low; wrong input selected on audio system. | Check that audio cables are firmly connected to the correct input/output ports. Increase volume on both the AK3040R and your audio system. Select the correct input source on your ampargitzaile/hiztunak. |
| NFC pairing fails. | NFC is off on your phone; phone not placed correctly. | Ensure NFC is enabled on your phone. Place your phone directly over the NFC sensing area on the AK3040R. |
| TF card music not playing. | TF txartela ez da behar bezala sartu; ez da bateragarria file formatua; txartela hondatuta. | Ensure the TF card is fully inserted. Check if music files are in a supported format (e.g., MP3). Try a different TF card. |
9. Zehaztapenak
| Ezaugarri | Xehetasuna |
|---|---|
| Eredua | AK3040R |
| Bluetooth bertsioa | 5.3 |
| Audio irteera moduak | Estereoa |
| Konektibitate Teknologia | Bluetooth, 3.5mm AUX, RCA |
| Ezaugarri bereziak | NFC, Hands-free calling, Low latency |
| Gailu bateragarriak | Android Smartphones, iPhones, iPads, Laptops, Wired Speakers |
| Harrera Distantzia | Up to 10m (indoors) |
| Sarrera boltage | 4.8V ~ 5.25V |
| Produktuaren neurriak | 6.9 x 6.9 x 2.4 cm (2.7 x 2.7 x 0.94 hazbete) |
| Elementuaren pisua | 45 g (1.59 ontza) |
| Materiala | ABS, Metala |
10. Bermea eta Laguntza
eppfun provides a 12 hilabeteko bermea for this product. We are committed to ensuring a positive customer experience.
If you encounter any issues or have questions regarding your eppfun AK3040R Bluetooth 5.3 Audio Receiver, please do not hesitate to contact our customer support. You can typically reach us through your purchase platform via your order history (e.g., on Amazon: [Order History] - [Contact Seller]). We aim to resolve your concerns as quickly as possible.