1. Introducción
The Pure Highway 400 is an advanced in-car digital radio adapter that brings DAB/DAB+ digital radio, Bluetooth music streaming, and voice assistant integration to your vehicle's existing audio system. Enjoy a wider selection of stations and superior sound quality on the go.
Las características principales incluyen:
- Crystal clear digital DAB/DAB+ radio reception.
- Bluetooth connectivity for wireless music streaming from your smartphone or other devices.
- Voice control activation for hands-free operation of your mobile device.
- Easy installation into most vehicles.
2. Información de seguridad
Please read and understand all safety warnings before using the Pure Highway 400.
2.1 Manejo de la batería
- Mantenga las pilas fuera del alcance de los niños.
- No mezcle pilas viejas y nuevas.
- Deshazte de las baterías de acuerdo a las regulaciones locales.
2.2 Interference Warning
This device may interfere with other wireless devices. To minimize interference, keep the device away from other wireless devices and follow the instructions in this user manual.
2.3 Safe Disposal
Dispose of the device and its components according to local, state, and federal regulations. Do not dispose of electronic waste in general household waste.
3. Contenido del paquete
Verifique que todos los artículos estén presentes en el paquete:
- Pure Highway 400 Control Unit
- DAB Film Antenna
- Cable de alimentación USB
- Cable de audio auxiliar (3.5 mm)
- 12V Car Power Adapter (USB charger)
- Soporte de montaje

Image: Components included with the Pure Highway 400, showing the main control unit, USB power cable, 3.5mm auxiliary cable, and a 12V car power adapter.
4. Configuración e instalación
Follow these steps for proper installation of your Pure Highway 400.
4.1 Montaje de la unidad de control
- Choose a suitable location on your dashboard or windscreen that does not obstruct your view o interferir con las bolsas de aire.
- Clean the mounting surface thoroughly before attaching the bracket.
- Attach the control unit to the mounting bracket.

Image: The Pure Highway 400 control unit mounted on a car dashboard, with a user's hand adjusting the controls.
4.2 Installing the DAB Antenna
- Carefully peel off the backing from the DAB film antenna.
- Mount the antenna on the inside of your car's windscreen, ideally in the top corner, away from metal obstructions.
- Route the antenna cable discreetly to the control unit.
4.3 Encendido del dispositivo
- Connect the USB power cable to the Pure Highway 400 control unit.
- Plug the other end of the USB cable into the provided 12V car power adapter.
- Insert the 12V car power adapter into your vehicle's cigarette lighter socket.
4.4 Connecting to Your Car Stereo
The Pure Highway 400 can connect to your car stereo via FM transmission or Auxiliary (AUX) input.
4.4.1 FM Transmission (Recommended if no AUX input)
- On the Highway 400, select an unused FM frequency.
- Tune your car stereo to the same FM frequency.
- Ensure there is no strong local radio station on the chosen frequency to avoid interference.
4.4.2 Auxiliary (AUX) Input (Recommended for best audio quality)
- Connect one end of the 3.5mm auxiliary audio cable to the AUX output on the Highway 400.
- Connect the other end to your car stereo's AUX input.
- Select the AUX input source on your car stereo.
5. Instrucciones de funcionamiento
Learn how to use the various functions of your Pure Highway 400.

Image: Close-up of the Pure Highway 400 control unit, highlighting the display screen and control buttons.
5.1 Encendido / Apagado
- Mantenga pulsado el Fuerza botón (
) para encender o apagar el dispositivo.
Radio 5.2 DAB/DAB+
- Once powered on, the device will automatically scan for available DAB/DAB+ stations.
- Utilice el dial rotativo to scroll through the list of stations.
- Presione el dial rotativo para seleccionar una estación.
- Utilice el back/forward buttons (
) to quickly navigate between stations.
5.3 Transmisión de música por Bluetooth
- Asegúrese de que Bluetooth esté habilitado en su dispositivo móvil.
- On the Highway 400, navigate to the Bluetooth mode.
- Buscar 'Pure Highway 400' in your mobile device's Bluetooth settings and pair.
- Once connected, you can stream audio from any app on your phone to your car stereo.
- Use the Highway 400 controls to play/pause, skip tracks, and adjust volume.
5.4 Control de voz
- Presione el Botón de asistente de voz (
) to activate your mobile device's voice assistant (e.g., Siri, Google Assistant). - Speak your commands clearly into the Highway 400's built-in microphone.
6. Mantenimiento
Proper care will ensure the longevity of your Pure Highway 400.
- Limpie el dispositivo con un paño suave y seco. No utilice limpiadores abrasivos ni disolventes.
- Mantenga el dispositivo alejado de temperaturas extremas, luz solar directa y humedad.
- Ensure cables are not pinched or damaged during installation or use.
7. Solución de problemas
If you encounter issues with your Pure Highway 400, refer to the following common problems and solutions.
7.1 Sin energía
- Check that the 12V car power adapter is securely plugged into the cigarette lighter socket and that the vehicle's ignition is on.
- Ensure the USB cable is firmly connected to both the Highway 400 and the power adapter.
- Verify that the vehicle's cigarette lighter socket is functional (e.g., by testing with another device).
7.2 Poor DAB/DAB+ Reception
- Ensure the DAB film antenna is correctly installed and positioned on the windscreen, away from metal tinting or heating elements.
- Perform a full station scan to update the list of available stations.
- Reception quality can vary based on location and terrain. Try moving to an area with better signal coverage.
7.3 Problemas de conexión Bluetooth
- Make sure Bluetooth is enabled on your mobile device and the Highway 400 is in Bluetooth pairing mode.
- Forget the 'Pure Highway 400' device from your mobile phone's Bluetooth settings and attempt to pair again.
- Ensure no other devices are actively connected to the Highway 400 via Bluetooth.
7.4 Audio Interference (FM Transmission)
- Select a different, unused FM frequency on the Highway 400 and tune your car stereo to match it.
- Avoid frequencies used by strong local radio stations.
- If possible, use the AUX input connection for superior audio quality and to eliminate FM interference.
8. Especificaciones
| Característica | Especificación |
|---|---|
| Número de modelo | Carretera 400 |
| Marca | Puro |
| Tecnología de conectividad | Bluetooth |
| Estándar de comunicación inalámbrica | Bluetooth |
| Dispositivos compatibles | Car, Smartphones, Mobile Phones |
| Tamaño de pantalla | 2.25 pulgadas |
| Características especiales | Internet Function (via connected smartphone) |
| Fuente de poder | 12V Car Power Adapter (USB) |
| Composición de la batería | Alkaline (for remote control, if applicable) |
| Color | Negro |
9. Garantía y soporte
The Pure Highway 400 comes with a 3 año de garantía A partir de la fecha de compra, cubre defectos de fabricación. Conserve el comprobante de compra para reclamaciones de garantía.
For technical support, troubleshooting assistance, or warranty inquiries, please visit the official Pure website or contact their customer service department. Contact details can typically be found on the Pure websitio o en el embalaje del producto.

Image: The 'Auto Express Product Awards Winner 2017 - Best DAB Adaptor' logo, awarded to the Pure Highway 400.





