1. Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your Teufel Radio One HiFi Alarm Clock and Bluetooth Speaker. Please read this manual thoroughly before using the device to ensure proper function and longevity.
2. Safety Instructions
Observe the following safety instructions to prevent damage to the device or personal injury:
- Do not expose the device to rain or moisture.
- Do not place objects filled with liquids, such as vases, on the device.
- Ensure proper ventilation; do not block ventilation openings.
- Only use the power adapter supplied with the device.
- Do not open the device casing. Refer all servicing to qualified personnel.
- Keep the device away from direct sunlight, heat sources, and strong magnetic fields.
3. Product Overview
Familiarize yourself with the components and controls of your Teufel Radio One.
3.1 Front View

Image 3.1: The front of the Teufel Radio One features a prominent digital display for time and radio information, encased within a black speaker grille. The Teufel logo is centered below the display.
3.2 Top Panel Controls

Image 3.2: The top panel includes a multifunction rotary knob for navigation and volume control, along with buttons for menu access, track control (previous/next), and three programmable station preset buttons (1, 2, 3).
3.3 Rear Panel Connections

Image 3.3: The rear panel provides a USB port for smartphone charging (5V 1.5A), an AUX IN jack for external audio devices, and a 12V 3A power input. A telescopic antenna is also present for radio reception.
4. Setup
4.1 Power Connection
- Connect the supplied power adapter to the POWER input on the rear of the Radio One.
- Plug the power adapter into a suitable wall outlet.
- The device will power on automatically or enter standby mode.
4.2 Initial Setup
Upon first power-on, the device may guide you through an initial setup process:
- Language Selection: Use the multifunction knob to select your preferred language and press to confirm.
- Time and Date: The device will attempt to synchronize time and date via DAB+ or FM radio signals. If automatic synchronization is not available, you may need to set it manually using the multifunction knob.
4.3 Radio Tuning (DAB+/FM)
- Extend the telescopic antenna for optimal reception.
- Press the FM or DAB+ button on the top panel to select the desired radio mode.
- In DAB+ mode, the device will automatically scan for available stations. In FM mode, use the multifunction knob to tune to a station or initiate an auto-scan.
- To save a station as a preset, press and hold one of the 1, 2, or 3 preset buttons until the display confirms the station is saved.
4.4 Bluetooth Pairing
- Press the Bluetooth button on the top panel to enter Bluetooth pairing mode. The display will indicate "Pairing".
- On your smartphone or other Bluetooth device, enable Bluetooth and search for available devices.
- Select "Teufel Radio One" from the list of devices.
- Once connected, the display will show "Connected" and you can stream audio from your device.
5. Operating Instructions
5.1 Basic Controls
- Multifunction Knob: Rotate to adjust volume or navigate menus. Press to confirm selections.
- Menu Button: Access settings and options.
- Previous/Next Buttons: Skip tracks in Bluetooth mode or navigate radio stations.
- Preset Buttons (1, 2, 3): Quickly select saved radio stations.
5.2 Alarm Functions
The Radio One allows you to set two independent alarms with various modes.
- Press the Alarm button (often indicated by a bell icon) to access alarm settings.
- Use the multifunction knob to set the alarm time, alarm source (DAB+/FM radio, Bluetooth, or built-in Teufel sounds), and volume.
- Select the alarm mode: Once, Daily, Weekly, or Weekend.
- To activate or deactivate an alarm, navigate to the alarm setting and toggle its status.
- When an alarm sounds, press the multifunction knob or any button to activate Snooze. Press and hold to turn off the alarm.
5.3 Display Settings
The display brightness can be adjusted for comfort, especially in dark environments.
- Access the display settings through the Menu button.
- Navigate to "Display" or "Brightness" and use the multifunction knob to adjust the dimming level.
5.4 USB Charging
The USB port on the rear panel can charge your smartphone or other USB-powered devices.
- Connect your device's USB charging cable to the USB (5V 1.5A) port on the Radio One.
- Ensure the Radio One is powered on or in standby mode for charging to occur.
5.5 AUX Input
Connect external audio sources using the AUX IN port.
- Connect a 3.5mm audio cable from your external audio device (e.g., MP3 player) to the AUX IN port on the rear of the Radio One.
- Select the AUX input source on the Radio One using the menu or a dedicated source button if available.
6. Maintenance
6.1 Cleaning
- Disconnect the device from the power supply before cleaning.
- Use a soft, dry, lint-free cloth to clean the surfaces.
- Do not use abrasive cleaners, waxes, or solvents.
6.2 Storage
If storing the device for an extended period, ensure it is clean, dry, and stored in a cool, well-ventilated area, away from direct sunlight and extreme temperatures.
7. Troubleshooting
If you encounter issues with your Teufel Radio One, refer to the following common solutions:
- No Power: Ensure the power adapter is securely connected to both the device and a working power outlet.
- No Sound: Check the volume level. Ensure the correct audio source (DAB+, FM, Bluetooth, AUX) is selected. If using Bluetooth, ensure your device is paired and playing audio.
- Poor Radio Reception: Fully extend the telescopic antenna. Try repositioning the device for better signal. Perform a new station scan.
- Bluetooth Not Connecting: Ensure the Radio One is in pairing mode. Turn off and on Bluetooth on your external device. Try unpairing and re-pairing the device.
- Display Not Visible/Too Dim: Adjust the display brightness settings as described in Section 5.3.
If the problem persists, consult the Teufel support website or contact customer service.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Teufel |
| Model Number | 106138001 |
| Color | Black |
| Product Dimensions (L x W x H) | 24 x 3.81 x 9 cm |
| Item Weight | 780 g |
| Features | Alarm, Silent Clock |
| Display Type | Digital |
| Power Source | Corded Electric |
| Indoor/Outdoor Use | Indoor |
| Manufacturer | Lautsprecher Teufel |
9. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the official Teufel website or contact their customer service department. Keep your proof of purchase for warranty claims.





