eppfun AK3040Pro
eppfun AK3040Pro USB-C Bluetooth 5.2 Transmitter – Benutzerhandbuch
Model: AK3040Pro
Einführung
The eppfun AK3040Pro is a versatile USB-C Bluetooth 5.2 audio transmitter designed to provide high-quality wireless audio for various devices. Featuring Qualcomm aptX-Adaptive technology, it minimizes audio delay for synchronized audio and video, making it ideal for gaming and media consumption. This manual provides detailed instructions for setting up, operating, and maintaining your AK3040Pro.

Image: The eppfun AK3040Pro USB-C Bluetooth transmitter shown with its included 3.5mm analog microphone.
Lieferumfang
- eppfun AK3040Pro USB-C Bluetooth 5.2 Transmitter
- 3.5 mm Analog Mic
- Benutzerhandbuch (dieses Dokument)
Hauptmerkmale
- Qualcomm aptX-Adaptive: Equipped with a Qualcomm QCC3040 Chip, this technology minimizes audio delay to approximately 60ms, ensuring perfectly synchronized audio and video for an immersive experience.
- Erweitertes Bluetooth 5.2: Offers enhanced stability and reliability with four times the range and two times the speed compared to older Bluetooth versions.
- Drahtlose Kommunikation: Includes a mini analog microphone for seamless voice chat. Supports HFP mode for using your Bluetooth headset's built-in mic for calls.
- Plug & Play Simplicity: Easy to use with automatic pairing mode upon first use. Simply plug into a USB 2.0/3.0 port.
- Unterstützung für Audiodekodierung: Supports multiple audio codecs including aptX-LL, SBC, Aptx, Aptx-Adaptive, and Aptx-HD. Note: Your headphones must also support the same standard for optimal performance.
Kompatibilität
The eppfun AK3040Pro is compatible with a wide range of operating systems and devices:
- Betriebssysteme: Windows 8/10/11, Nintendo Switch OS, Linux OS, Mac OS.
- Geräte: PS4, PS5, PC, Mac, Nintendo Switch.
- Compatible with all Bluetooth headphones from version 2.1 and onwards.

Image: The eppfun AK3040Pro connected to a Nintendo Switch, demonstrating its plug-and-play compatibility.

Image: A comparison table highlighting the eppfun AK3040Pro's features, including Bluetooth 5.2 and various aptX codec supports, against other devices.
Einrichtung und Kopplung
Follow these steps to set up and pair your eppfun AK3040Pro with your audio device:
- Einstecken: Insert the eppfun AK3040Pro into an available USB-C port on your PC, Mac, PS5, PS4, or Nintendo Switch.
- Erster Kopplungsmodus: For the first time use, the LED indicator on the adapter will automatically flash red and blue, indicating it has entered pairing mode.
- Pair with Headphones/Speakers: Put your Bluetooth headphones or speakers into their pairing mode.
- Verbindungsbestätigung: Once successfully paired, the LED indicator on the AK3040Pro will turn solid (stay on).
- Second Headset Pairing (Optional): If you wish to connect a second headset, touch the LOGO button on the adapter for 2 seconds to re-enter pairing mode and connect the second device.

Image: The eppfun AK3040Pro plugged into a laptop's USB-C port, demonstrating a typical setup scenario.

Image: A diagram illustrating the operation method, including plugging in the adapter and the LED indicator behavior during pairing.
Bedienungsanleitung
Switching Audio Playback Codec
The AK3040Pro allows you to switch between different audio codecs to optimize your listening experience. To switch the codec, touch and double-click the "eppfun" LOGO button on the adapter. The codecs will cycle in the following order:
aptX Adaptive → aptX LL → aptX HD → aptX → SBC
If your transmitting device and headset do not support a particular codec, it will automatically switch to the next available audio codec.
Indicator LED for Audio Playback Mode
The LED indicator on the AK3040Pro changes color to indicate the currently active audio codec:
- Gelbes Licht: aptX-Adaptive
- Rotlicht: aptX LL
- Grünes Licht: aptX HD
- Violettes Licht: aptX
- Blaues Licht: SBC

Image: A visual representation of the codec switching process and the corresponding LED colors for each audio mode.
Wartung
To ensure the longevity and optimal performance of your eppfun AK3040Pro, please follow these maintenance guidelines:
- Reinigung: Reinigen Sie das Gerät mit einem weichen, trockenen Tuch. Vermeiden Sie die Verwendung von flüssigen Reinigern oder Sprays.
- Lagerung: Bewahren Sie das Gerät an einem kühlen, trockenen Ort fern von direkter Sonneneinstrahlung und extremen Temperaturen auf.
- Handhabung: Behandeln Sie das Gerät mit Sorgfalt. Vermeiden Sie es, es fallen zu lassen oder starken Stößen auszusetzen.
- Feuchtigkeit: Halten Sie das Gerät von Wasser und hoher Luftfeuchtigkeit fern.
Fehlerbehebung
| Problem | Mögliche Ursache | Lösung |
|---|---|---|
| Das Gerät lässt sich nicht koppeln. | Adapter not in pairing mode; headphones/speakers not in pairing mode; interference. | Ensure the AK3040Pro LED is flashing red and blue. Put your audio device into pairing mode. Move closer to the adapter and away from other wireless devices. |
| Kein Ton oder sehr geringe Lautstärke. | Incorrect audio output selected on host device; volume too low; incompatible codec. | Check your computer/console's audio output settings to ensure the AK3040Pro is selected. Increase volume on both the host device and your headphones. Ensure your headphones support the selected codec. |
| Audioverzögerung/Latenz. | Codec not optimized for low latency; environmental interference. | Try switching to aptX-Adaptive or aptX LL codec if supported by your headphones. Reduce distance between adapter and headphones. |
| Mikrofon funktioniert nicht. | Analog mic not plugged in; incorrect audio input selected; headset not in HFP mode. | Ensure the 3.5mm analog mic is securely plugged into the AK3040Pro. Check your device's audio input settings. If using a headset's built-in mic, ensure it's in HFP mode. |
Technische Daten
| Attribut | Detail |
|---|---|
| Marke | Abonnieren |
| Modellnummer | AK3040Pro |
| Bluetooth-Version | 5.2 |
| Chipsatz | Qualcomm QCC3040 |
| Unterstützte Codecs | aptX-Adaptive, aptX-LL, aptX-HD, aptX, SBC |
| Schnittstelle | USB-C (compatible with USB 2.0/3.0 ports) |
| Mitgeliefertes Mikrofon | 3.5 mm Analog Mic |
| Kompatible Betriebssysteme | Windows 8/10/11, Nintendo Switch OS, Linux OS, Mac OS |
| Kompatible Geräte | PS4, PS5, PC, Mac, Nintendo Switch |
| Artikelgewicht | 0.704 Unzen |
| Verpackungsabmessungen | 4.76 x 3.54 x 0.71 Zoll |
| Farbe | Schwarz |
| UPC | 792933358630 |

Image: The eppfun AK3040Pro shown with logos indicating compatibility with PS5, Nintendo Switch, PC, and Mac, along with supported Bluetooth versions and codecs.
Garantie und Support
eppfun products are designed for reliability and performance. For warranty information and technical support, please refer to the official eppfun webBesuchen Sie die Website oder kontaktieren Sie direkt den Kundenservice. Bewahren Sie Ihren Kaufbeleg als Kaufnachweis für Garantieansprüche auf.
Weitere Unterstützung finden Sie unter eppfun Store auf Amazon.