1. Introducció
Thank you for choosing the Bewinner Auracast LE Audio Transmitter. This device is a versatile Bluetooth 5.4 low-latency Type-C adapter designed to transmit audio wirelessly to multiple devices simultaneously. It is ideal for enhancing your audio experience with home entertainment systems, car audio, PCs, and TVs. Please read this manual carefully to ensure proper setup and operation.

Image 1.1: Bewinner Auracast LE Audio Transmitter highlighting its core features.
2. Característiques del producte
- Auracast Broadcasting Support: Enables multiple devices to listen simultaneously, making audio sharing more convenient.
- Low Latency Transmission: Utilizes LE Audio mode for a low-latency and high-quality sound transmission experience, ensuring seamless music playback.
- Connexió estable: Equipped with a high-performance integrated chip for stable and smooth sound quality and connection across various scenarios.
- Xip Bluetooth 5.4: Enhances the transmission signal for long-distance transfer, with a maximum working distance of up to 10 meters (33 feet).
- Àmplia compatibilitat: Supports various audio codecs, including APTX, APTXHD, APTX LL, and other audio formats, for an enhanced listening experience.
3. Contingut del paquet
Si us plau, comproveu el paquet per veure si hi ha els elements següents:
- Bewinner Auracast LE Audio Transmitter (USB-C)
- USB-A to USB-C Adapter (Optional, if included)
- Manual d'usuari

Image 3.1: Optional USB-A to USB-C adapter.
4. Dispositiu acabatview
Familiarize yourself with the components of your Bewinner Auracast LE Audio Transmitter:

Image 4.1: Device components and mode switch.
- Power Supply / Audio Input (USB-C): Connects to your audio source (PC, TV, car audio) and powers the device.
- Llum indicadora: Displays the device's status (pairing, connected, mode).
- Multifunctional Key: Used for pairing and other functions depending on the mode.
- Interruptor de mode: Toggles between Auracast Broadcast Audio mode (Acast) and Bluetooth Transmitter mode (BT LE).
5. Guia de configuració
5.1 Connexió del transmissor
- Identify a compatible USB-C port on your audio source device (e.g., PC, laptop, TV, car audio system).
- Insert the Bewinner Auracast LE Audio Transmitter into the USB-C port. If your device only has a USB-A port, use the provided USB-A to USB-C adapter (if included) to connect the transmitter.
- Ensure the transmitter is securely connected. The indicator light will illuminate, indicating it is powered on.

Image 5.1: Connecting the transmitter to a laptop.
6. Instruccions de funcionament
6.1 Canvi de mode
The transmitter features a mode switch to select between two primary operating modes:
- BT LE (Bluetooth Low Energy) Mode: For traditional Bluetooth pairing with a single receiving device.
- Acast (Auracast Broadcast Audio) Mode: For broadcasting audio to multiple Auracast-enabled receiving devices simultaneously.
Slide the mode switch on the side of the transmitter to select your desired mode.
6.2 Pairing in BT LE Mode
- Assegureu-vos que el commutador de mode estigui configurat a BT LE.
- Press and hold the Multifunctional Key on the transmitter until the indicator light starts flashing rapidly, indicating pairing mode.
- Poseu el dispositiu receptor Bluetooth (per exemple, auriculars, altaveu) en mode d'emparellament.
- The transmitter will automatically connect to the nearest available Bluetooth device. Once connected, the indicator light will turn solid.
6.3 Broadcasting in Auracast Mode
- Assegureu-vos que el commutador de mode estigui configurat a Acast.
- The transmitter will automatically begin broadcasting.
- On your Auracast-enabled receiving devices (e.g., compatible headphones, speakers), search for available Auracast broadcasts and connect to the Bewinner transmitter's broadcast.
- Multiple devices can connect to the same broadcast simultaneously.

Image 6.1: Auracast broadcasting to multiple devices.
7. Compatibility and Codecs
The Bewinner Auracast LE Audio Transmitter supports a wide range of audio codecs to ensure high-quality sound transmission and compatibility with various devices.
- Supported Codecs: APTX, APTXHD, APTX LL, and other standard audio formats.
- LE Audio: Provides low-latency audio for gaming and high-fidelity listening (48KHz 24bit).

Image 7.1: Codec support for low latency and high-quality audio.
8. Abast i rendiment
The transmitter is designed for reliable long-distance audio transmission:
- Bluetooth 5.4: Provides an enhanced transmission signal.
- Distància màxima de treball: Up to 10 meters (33 feet) in barrier-free environments for BT LE mode. Auracast Audio Mode can achieve up to 15 meters (49 feet) in barrier-free environments.
- Latència baixa: Ensures minimal delay between audio source and receiving devices, crucial for gaming and video synchronization.

Image 8.1: Transmission range illustration.
9. Manteniment
To ensure the longevity and optimal performance of your Bewinner Auracast LE Audio Transmitter, follow these maintenance guidelines:
- Mantingueu el dispositiu sec i allunyat de la humitat.
- Eviteu temperatures extremes.
- Netegeu el dispositiu amb un drap suau i sec. No utilitzeu productes químics agressius ni netejadors abrasius.
- Guardeu el dispositiu en un entorn net i sense pols quan no l'utilitzeu.
10. Solució De Problemes
If you encounter issues with your transmitter, please refer to the following common problems and solutions:
| Problema | Possible solució |
|---|---|
| No power/Indicator light off | Ensure the transmitter is fully inserted into a working USB-C port. Try a different USB-C port or power source. |
| Cannot pair in BT LE mode | Make sure the mode switch is set to BT LE. Ensure your receiving device is in pairing mode and within range. Press and hold the Multifunctional Key on the transmitter to re-enter pairing mode. |
| Sense sortida d'àudio | Check if the transmitter is successfully paired/connected. Verify the audio source device's output settings. Ensure the volume on both the source and receiving device is turned up. |
| Poor audio quality or disconnections | Ensure the transmitter and receiving device are within the effective range (10-15 meters). Avoid obstacles that may interfere with the signal. Reduce interference from other wireless devices. |
| Auracast broadcast not found | Ensure the mode switch is set to Acast. Verify that your receiving devices are Auracast-enabled and actively searching for broadcasts. |
11. Especificacions
| Especificació | Detall |
|---|---|
| Marca | Guanyador |
| Número de model | Bewinner6kgudew572 |
| Versió sense fil | Bluetooth 5.4 (QCC5.4 Chip) |
| Interfície d'entrada | USB-C (USB 2.0 compatible) |
| Còdecs compatibles | APTX, APTXHD, APTX LL, LE Audio |
| Modes de funcionament | BT LE (Bluetooth Transmitter), Auracast Broadcast Audio |
| Max Working Distance | BT LE: 10 meters (33 feet); Auracast: 15 meters (49 feet) (barrier-free) |
| Pes de l'article | 19 grams |
| Nombre de Ports | 1 (USB-C) |
| País d'origen | Xina |
12. Garantia i Suport
12.1 Garantia del producte
The manufacturer guarantees this product for 90 dies des de la data de compra. Aquesta garantia cobreix els defectes de fabricació i els mals funcionaments en condicions d'ús normal. No cobreix els danys causats per un mal ús, accidents, modificacions no autoritzades o instal·lació incorrecta.
12.2 Atenció al client
For technical support, warranty claims, or any questions regarding your Bewinner Auracast LE Audio Transmitter, please contact your retailer or visit the official Bewinner store for assistance. Keep your proof of purchase for warranty service.
Bewinner Store: https://www.amazon.it/stores/Bewinner/page/75238EE2-AE0C-427F-9405-B32BB1D026CB