1. Introduktion
This stylish and all-in-one DAB radio utilizes the latest DAB+ and FM technology, offering easy setup and fast auto-scanning to automatically search and save up to 80 available radio stations (40 DAB and 40 FM). Its extra-long antenna ensures clear listening indoors or outdoors. Featuring a military-inspired design, the upgraded and innovative materials enhance its durability and robustness.
This manual provides detailed instructions for the operation, maintenance, and troubleshooting of your Greadio Portable DAB/DAB+/FM Solar Radio with Bluetooth 5.3.
2. Hvad er der i æsken
- DAB/DAB+/FM Radio
- Type-C kabel
- Instruktionsbog
3. Produktet er slutview
Familiarize yourself with the components of your Greadio radio.

Figur 3.1: Forside view of the Greadio Portable Radio, showing the display, speaker, and controls.

Figur 3.2: Side view highlighting key features and dimensions including DAB+/FM Radio, Bluetooth 5.3, USB Driver, TF/SD Card slot, Flashlight, Earphone Jack, White Noise function, 4000mAh battery, and SOS alarm.

Figur 3.3: Bagside view showing the solar panel, hand crank, Type-C charging port, USB port, and TF/SD card slot.
4. Opsætning
4.1 Indledende opladning
Before first use, it is recommended to fully charge the radio. The radio features a built-in 4000mAh rechargeable battery.
- Type-C opladning: Connect the supplied Type-C cable to the radio's Type-C port and a compatible USB power adapter (not included).
- Solopladning: Place the radio with the solar panel facing direct sunlight. This method is ideal for maintaining charge or slow charging.
- Håndsvingopladning: Rotate the hand crank on the back of the radio. Rotate for 3-5 minutes to activate the battery if the radio cannot be turned on due to battery protection.

Figure 4.1: Illustration of the three charging methods: Hand Crank, Solar Charge, and Type-C Charge, highlighting the 4000mAh rechargeable battery.
4.2 Antenneforlængelse
Extend the telescopic antenna for optimal radio reception. The antenna extends up to 7 inches.

Figure 4.2: The radio with its 7-inch extended antenna, showing FM (87.5-108MHz) and DAB (168-240MHz) frequency ranges and the ability to store up to 80 preset stations.
5. Betjeningsvejledning
5.1 Tænd/sluk
Tryk og hold tænd/sluk-knappen nede for at tænde eller slukke for radioen.
5.2 Radio Mode (DAB/DAB+/FM)
Press the "Mode" button to switch between DAB/DAB+ and FM radio modes.
- Automatisk scanning: In radio mode, press the "Scan" button to automatically search and save available stations. The radio can store up to 40 DAB and 40 FM stations.
- Manuel indstilling: Use the tuning knob or navigation buttons to manually tune to desired frequencies.
- Forudindstillede stationer: Recall saved stations using the preset buttons or navigation.
5.3 Bluetooth-tilstand
The radio features Bluetooth 5.3 for wireless audio streaming.
- Switch the radio to Bluetooth mode using the "Mode" button.
- On your device (e.g., smartphone, tablet), enable Bluetooth and search for "Greadio D11".
- Select "Greadio D11" to pair. A confirmation sound will indicate successful pairing.
The maximum connection distance for Bluetooth is approximately 26 feet (8 meters).

Figure 5.1: The radio connected via Bluetooth 5.3 to a smartphone, demonstrating its wireless audio streaming capability.
5.4 USB & TF/SD Card Playback
Insert a USB flash drive or TF/SD card (up to 256GB) into the respective slot to play audio files.
- Supported formats include MP3, WAV, APE, and FLAC.
- Use the navigation buttons to browse and select tracks.
5.5 Hvid støjfunktion
The radio offers eight types of white noise to aid relaxation and sleep.
- Access the white noise function through the menu or a dedicated button (refer to device specific controls).
- Select from various sounds such as firewood, thunderstorms, oceans, streams, birdsong, cicadas, music, and wind chimes.

Figure 5.2: A person sleeping peacefully with the radio nearby, illustrating the white noise feature and its eight sound options.
5.6 Flashlight and SOS Alarm
The radio includes a built-in flashlight and an SOS alarm for emergency situations.
- Lommelygte: Activate the flashlight via its dedicated button. It provides illumination in dark environments.
- SOS Alarm: Press the SOS button to activate a loud alarm and flashing light, signaling for help.
5.7 USB Output (Power Bank Function)
The radio can be used to charge external devices.
- Connect your device to the radio's USB output port.
- Ensure the radio has sufficient charge.
6. Vedligeholdelse
- Rensning: Use a soft, dry cloth to clean the radio's surface. Avoid using abrasive cleaners or solvents.
- Opbevaring: Opbevar radioen et køligt, tørt sted væk fra direkte sollys og ekstreme temperaturer.
- Batteripleje: For at forlænge batteriets levetid bør du undgå at aflade batteriet helt ofte. Hvis det opbevares i længere perioder, skal du oplade batteriet til cirka 50% hver par måneder.
7. Fejlfinding
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Radioen tænder ikke. | Battery protection mode activated. | Hand-crank the radio for 3-5 minutes to activate the battery. Ensure the battery is charged. |
| Dårlig radiomodtagelse. | Antenna not fully extended or weak signal area. | Fully extend the telescopic antenna. Move to an area with better signal reception. |
| Problemer med Bluetooth-forbindelse. | Enheden er for langt væk, ikke i parringstilstand eller interferens. | Ensure devices are within 26 feet. Re-enter Bluetooth pairing mode on the radio and your device. Reduce interference. |
| USB/SD-kort afspiller ikke. | Ikke understøttet file format or card not inserted correctly. | Sikre files are MP3, WAV, APE, or FLAC. Reinsert the card/USB drive. Check card capacity (max 256GB). |
8. Specifikationer
| Feature | Detalje |
|---|---|
| Modelnummer | D11 |
| Dimensioner | 8.1L x 5.2B x 13.2H cm |
| Vægt | 530 g |
| Batteri | 4000mAh litium-ion (inkluderet) |
| Opladningsmuligheder | Type-C, Solar, Hand-Crank |
| Radio bands | DAB+/DAB/FM (87.5-108MHz FM, 168-240MHz DAB) |
| Bluetooth version | 5.3 |
| USB/TF/SD Card Support | Up to 256GB (MP3, WAV, APE, FLAC) |
| Højttaler output | 5W |
| Særlige funktioner | Flashlight, SOS Alarm, White Noise, USB Output (Power Bank) |
9. Garanti og support
Greadio offers a 12-month warranty and a 30-day money-back guarantee for this product.
For technical support or warranty claims, please contact Greadio customer service through the retailer's platform or visit the official Greadio store on Amazon: Greadio Amazon Store.




