Introduzione
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your Audioengine A2 HD (HD3) Walnut Computer Speakers and DS1M Metal Stands. Please read this manual thoroughly before using your product to ensure optimal performance and longevity.

Davanti view of the Audioengine A2 HD speakers in walnut finish with grilles on. The left speaker features a volume knob, headphone jack, and Bluetooth pairing button.
Cosa c'è nella scatola
Your Audioengine A2 HD (HD3) package includes the following items:
- Guida rapida
- Cavo di alimentazione
- Scheda di garanzia
Impostare
Posizionamento degli altoparlanti
For optimal sound quality, position the speakers on a stable surface, such as a desk or bookshelf. The included DS1M Metal Stands are designed to elevate and angle the speakers towards your listening position, which can significantly enhance audio performance by directing sound more accurately. Place the left speaker (with controls) on the left side and the right speaker on the right side of your listening area.

An Audioengine A2 HD speaker is shown placed on a DS1M metal stand, positioned next to a laptop, illustrating a typical desktop setup.

This image displays the dimensions of the DS1M speaker stands, indicating a length of 6 inches (15.2 cm) and a width of 4 inches (10.2 cm).
Connessioni
The A2 HD speakers offer multiple connectivity options:
- Ingresso/uscita RCA: Connect audio sources using RCA cables. The RCA output can be used to connect a subwoofer.
- Ingresso ausiliario: Use a 3.5mm stereo mini-jack cable for connecting devices like smartphones or tablets.
- Ingresso USB: Connect directly to your computer for high-quality digital audio playback.
- Bluetooth: Per lo streaming audio wireless.
Connect the left (active) speaker to the right (passive) speaker using the provided speaker wire. Ensure correct polarity (+ to + and - to -).

Posteriore view of the Audioengine A2 HD speakers, highlighting the various input and output ports, including RCA, USB, and speaker wire terminals for connecting the passive speaker.
Collegamento di potenza
Connect the power cable to the left speaker and then to a power outlet. The power indicator on the front of the left speaker will illuminate.
Operativo
Accensione/spegnimento
The speakers will power on automatically when connected to a power source. To turn them off, disconnect the power cable.
Controllo del volume
Adjust the volume using the knob on the front of the left speaker. You can also control the volume from your connected audio source.
Selezione dell'input
The A2 HD speakers automatically detect and switch to the active input. For Bluetooth, press the Bluetooth pairing button to initiate pairing mode.
Accoppiamento Bluetooth
- Turn on your A2 HD speakers.
- Press and hold the Bluetooth pairing button on the front of the left speaker until the indicator light flashes.
- On your device (smartphone, tablet, computer), go to Bluetooth settings and select "Audioengine A2 HD" from the list of available devices.
- Once paired, the indicator light will turn solid.
Manutenzione
Per mantenere l'aspetto e le prestazioni dei tuoi altoparlanti:
- Wipe the cabinets with a soft, dry cloth. Avoid using harsh chemicals or abrasive cleaners.
- Tenere gli altoparlanti lontano dalla luce solare diretta, da fonti di calore e dall'umidità.
- Assicurare una ventilazione adeguata attorno agli altoparlanti.
Risoluzione dei problemi
Nessun suono
- Check all cable connections, including power, speaker wire, and audio input cables.
- Ensure the volume knob on the speaker and your audio source is turned up.
- Verify that the correct input source is selected (if applicable, for automatic switching, ensure only one source is active).
- If using Bluetooth, ensure the speakers are properly paired and connected to your device.
Problemi di connessione Bluetooth
- Ensure the speakers are in pairing mode (flashing Bluetooth light).
- Delete "Audioengine A2 HD" from your device's Bluetooth list and try pairing again.
- Move your device closer to the speakers to ensure it's within the 100-foot Bluetooth range.
- Restart both your device and the speakers.
Specifiche
| Marca | Motore audio |
| Numero di modello | HD3 |
| Nome del modello | A2-HD |
| Tipo di altoparlante | Scaffale per libri |
| Potenza massima in uscita dell'altoparlante | 60 Watt |
| Risposta in frequenza | Frequenza 50 Hz |
| Tecnologia di connettività | Ausiliario, Bluetooth, RCA, USB |
| Modalità di uscita audio | Stereo |
| Tipo di montaggio | Supporto da tavolo |
| Materiale di recinzione | Legna |
| Caratteristiche aggiuntive | Hi Res Audio, Lightweight, Portable |
| Tipo di controllore | iOS, Android |
| Portata massima | 30 metri |
| Metodo di controllo | Tocco |
| Dimensioni dell'altoparlante | 2.75 pollici |
| Portata Bluetooth | 100 piedi |
| Porte USB 2.0 totali | 1 |
| Usi specifici per il prodotto | Gaming, Home Theatre, Pro Audio |
| Numero di canali audio | 3.0 |
| Impedenza | 10000 Ohm |
| Signal-to-Noise Ratio | 95 dB |
| Dispositivi compatibili | Smartphone, Tablet, Computer portatile |
| Fonte di alimentazione | Elettrico con cavo |
| Ingresso volumetage | 110 Volt |
| Conteggio unità | 2.0 Conteggio |
| Tecnologia senza fili | Bluetooth |
| Tecnologia di connettività del subwoofer | Cablato |
| Protocollo di connettività | Bluetooth |
| Tipo di driver audio | Driver dinamico |
Garanzia e supporto
Your Audioengine A2 HD (HD3) speakers come with a Garanzia di 3 anno. For warranty claims or technical support, please refer to the contact information provided in your Warranty Card or visit the official Audioengine websito.
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