1. Introduzione
This manual provides essential information for the safe and efficient use of your Donner DDA-20 20W Portable Drum Amplifier. Please read these instructions carefully before operating the device and retain them for future reference. The DDA-20 is designed to amplify electronic drums, keyboards, and other electronic instruments, offering a compact and portable solution for practice and performance.
2. Produttu Finituview
2.1 Funzioni chjave
- Control Multimedia: Wirelessly link mobile devices and manage functions via a dedicated control knob.
- Disegnu compactu: Equipped with a 6.5-inch woofer and a 2.0-inch tweeter for balanced sound in a small form factor.
- Instrument Compatibility: Optimized for electronic drum practice, street performances, karaoke, and band use. Features a musical instrument input for electronic drum sets and keyboards.
- Custruzzione durabile: Edges are wrapped in durable material for protection, and rubber pads ensure stability.
- Portabilità: Measures 11.61'' x 8.86'' x 9.06'', making it easy to transport.
2.2 Cuntenuti di u pacchettu
- 1 x Donner DDA-20 20W Amplifier (Brown)
- 1 x Cavu Audio
- 1 x Donner Operation Manual
- 1 x Adattatore Originale (18V/3A)
2.3 Visual Overview



3. Setup
3.1 Cunnessione di putenza
- Assicurà u ampL'interruttore di alimentazione di u lifer hè in u OFF pusizioni.
- Cunnette l'adattatore di alimentazione 18V/3A furnitu à u DC-IN portu nantu à u amppiù vivu.
- Inserite l'adattatore di corrente in una presa elettrica adatta.
3.2 Cunnessione di u strumentu
To connect an electronic drum set, keyboard, or other instrument:
- Use a standard 1/4-inch (6.35mm) instrument cable.
- Insert one end of the cable into the INPUT ghjattu nantu à u amppiù vivu.
- Connect the other end of the cable to the output jack of your instrument.

3.3 Wireless Device Connection (Bluetooth)
U DDA-20 amplifier supports wireless connection to mobile devices for audio playback.
- Power nantu à u amppiù vivu.
- Attivà u Bluetooth in u vostru dispositivu mobile.
- Cerca available devices and select "Donner DDA-20" to pair.
- Once paired, audio from your mobile device will play through the amppiù vivu.
4. Operating Instructions
4.1 Power On/Off
Localizza u ON/OFF switch on the control panel. Flip the switch to ON to power on the amplifier. The indicator light will illuminate. Flip to OFF a putenza falà.
4.2 Volume Control
U VOL knob adjusts the overall output volume of the amplifier. Turn clockwise to increase volume and counter-clockwise to decrease it.
4.3 Tone Adjustment (EQ)
Aduprà u BASSU è ALTA knobs to adjust the bass and treble frequencies of your sound. Turning clockwise increases the respective frequency, while turning counter-clockwise decreases it.
4.4 Manopola di cuntrollu multimediale
When a mobile device is connected wirelessly, the dedicated multimedia control knob allows for playback management:
- Rotate the knob to adjust the volume of the wireless audio.
- Press the knob to Play / Pausa audio.
- Press and hold the knob to skip to the Next / Previous canzona.

4.5 Video di Dimustrazione di u Produttu
5. Mantenimentu
To ensure the longevity and optimal performance of your DDA-20 amppiù vivu:
- Pulizia: Aduprate un pannu dolce è asciuttu per pulisce l'esternu. Evitate detergenti abrasivi o solventi.
- Conservazione: Guarda u ampcunservate in un locu frescu è asciuttu, luntanu da a luce diretta di u sole è da temperature estreme.
- Trattamentu: Always use the integrated carry strap or handle when moving the amplifier per prevene danni.

6. Risoluzione di prublemi
If you encounter issues with your DDA-20 amplifier, riferitevi à i seguenti prublemi è suluzioni cumuni:
- Nisun sonu:
- Assicurà u amplifier is powered on and the indicator light is illuminated.
- Check all cable connections (power, instrument).
- Verify the instrument's volume is turned up.
- Aghjustate u ampi lifitari VOL pomu.
- Sonu distortu:
- Reduce the volume on both the instrument and the amppiù vivu.
- Verificate s'ellu ci sò cavi dannighjati.
- Ensure the instrument's output level is not too high for the ampl'input di u lifier.
- Problemi di cunnessione Bluetooth:
- Assicurà u amplifier is in Bluetooth pairing mode (if applicable, refer to the included manual for specific pairing instructions).
- Assicuratevi chì Bluetooth hè attivatu nantu à u vostru dispositivu mobile.
- Avvicinate u vostru dispositivu mobile à u amppiù vivu.
- Pruvate à disaccoppià è à riaccoppià u dispusitivu.
7. Specificazioni
| Feature | Specificazione |
|---|---|
| Output Wattage | 20 Watt |
| Numeru di mudellu di l'articulu | EC7280 |
| Dimensioni di u produttu | 8.86 x 11.61 x 9.06 inch (22.5 x 29.5 x 23 cm) |
| Pesu di l'articulu | 7.92 liri (3.59 kg) |
| Dispositivi compatibles | Batterie Elettroniche, Tastiere |
| Tipu di cunnessu | Wireless (Bluetooth), 1/4-inch Input |
| Fonte d'energia | Corded Electric (18V/3A Adapter) |
| Culore | Marrone |

8. Garanzia è Support
For detailed warranty information, product registration, and customer support, please refer to the official Donner Operation Manual included in your package or visit the official Donner website. Contact information for support is typically provided within the included documentation.





