HD4 Home Music System with Bluetooth aptX HD
Effortlessly fill any living space with the power of incredible, true stereo sound that brings your listening experience to life. An all-access pass to ALL of your music on any app or device, the HD4 offers wired or wireless connections including USB input from your computer, Bluetooth aptX-HD from your phone, or good old analogue from that vintage turntable or prized tape deck.
- Extended range wireless aptX Bluetooth
- USB Audio Input
- Dual analogue audio inputs
- Silk tweeters & aramid fibre woofers
- Subwoofer output
Made for Your Music
Inspired by the Way You Listen
Rounding out Audioengine’s legacy HD-series, HD4 wireless speakers offer versatile, high-fidelity audio ideal for smaller spaces. A premium-powered, two-speaker setup that offers excellent music reproduction and surrounds you with a sense of presence that most compact systems often miss.
Bringing home the high-performance technology inside our HD6 along with the convenience of our modestly-sized HD3, the HD4 is a perfect blend of the power you love to feel and the modern functionality you depend on. Thoughtfully wrapped in precision-tuned, hand-built wood-veneer cabinets.
Play Your Music, Your Way
Connect to Your Music No Matter Where it Lives
An all-access pass to ALL of your music on any app or device, the HD4 offers wired or wireless connections including USB input from your computer, Bluetooth aptX-HD from your phone, or good old analogue from that vintage turntable or prized tape deck.
Featuring Bluetooth aptX-HD for premium, extended-range wireless that allows for quick and easy connection to stream your existing music services, tune into your favourite podcast or listen to those carefully curated playlists from your personal music library.
Your music, your way. Anywhere you want to listen. It’s that simple.
Bold Design That Fits In
Versatile, Size-Defying Sound
Designed to take on space limitations, the HD4 is the perfect upgrade where surfaces are minimal but performance and convenience can’t be compromised. As handsome as they are compact, the HD4 will easily fit in any small living space and blend in with any decor.
Purpose-built for versatility, the HD4’s modest design does little to prepare listeners for such expansive soundstage and crystal-clear imaging. The difference between listening to your music and hearing ALL of it...with more room for dancing.
Why You'll Love Them
Features & Benefits
- Quick and easy setup
- No network setup, no passwords, no hassle
- Versatile playback in any room, from any app or device
- High-fidelity stereo sound for desktops and small spaces
- Modern, compact design that fits in and fills up any room
- Low-latency Bluetooth aptX-HD, extended-range wireless streaming
- Analogue input for easy turntable connection
- Aramid fibre woofers and silk dome tweeters
- Built-in power amps wrapped in precision tuned, hand-built and finished wood-veneer cabinets
Audioengine Signature Sound
Quality and Smiles Guaranteed
In 2005, Audioengine was founded on a simple goal: Design purpose-built home music systems that sound great, are easy to use, and make people want to listen to music every day.
Each new product gives listeners well-thought updates and improvements inspired by all the ways people listen to their music. The HD4 is no exception. Constructed with similar custom components found in the award-winning HD6 and HD3, the HD4 boasts everything you’d expect from an Audioengine product reimagined for the space-conscious music lover.
Audioengine - Accessible, adaptable and absolutely incredible home audio for anyone who believes in the power of music.
|Type||Powered Bluetooth aptX HD speaker system|
|Amplifier type||Class AB|
|Power output||120 W peak power total (30 W RMS / 60 W peak per channel), AES|
|Drivers||4" aramid fibre woofers, 0.75" silk dome tweeters|
|Inputs||3.5 mm stereo mini-jack, USB, RCA L/R, Bluetooth|
|Outputs||RCA variable line-out, 3.5 mm mini-jack headphone out|
|Input voltages||110-240 V 50/60 Hz auto-switching|
|SNR||>95 dB (typical A-weighted)|
|THD+N||<0.05% at all power settings|
|Frequency response||60 Hz - 22 kHz ±1.5 dB|
|Input impedance||5K ohms unbalanced|
|Protection||Output current limiting, thermal over-temperature, power on/off transient protection|
|Power consumption||Idle: 10 W|
|Input bit depth||24 bit (padded)|
|Bluetooth receiver type||Bluetooth 5.0|
|Supported codecs||aptX HD, aptX, AAC, SBC|
|Wireless operation range||Up to 100 ft (30 m) typical|
|Input data rate||Determined by Bluetooth|
|Wireless latency||~30 milliseconds (ms)|
|USB device class||USB 1.1 or above|
|Input bit depth||24 bit (padded)|
|Input data rate||44.1 kHz/48 kHz|
|Headphone Amp Specifications|
|Headphone amp type||OPA2134|
|Full-scale headphone output level||2.0 V RMS|
|Output impedance||2 ohms|
|Recommended headphone impedance range||10 ohms to 10K ohms|
|Weight & Measurements|
|Dimensions (each) - H x W x D||23 cm x 14 cm x 16.5 cm / 9" x 5.5" x 6.5"|
|Weight (left speaker - active)||3.3 kg / 7.2 lbs|
|Weight (right speaker)||2.4 kg / 5.4 lbs|
|Shipping weight||6.8 kg / 15 lbs|
|Shipping box dimensions - L x W x H||51 cm x 33 cm x 39 cm / 20" x 13" x 15.5"|
|Materials & Construction|
|Cabinet||0.7" (18 mm) thick MDF cabinets with real wood veneer|
|Tweeters||0.75" (20 mm) silk dome tweeters with neodymium magnets|
|Woofers||4" (101 mm) aramid fibre woofers with advanced voice coils|
|Finish options||Satin black and walnut|
|Operating temperature||32 degrees F to 95 degrees F|
|Non-operating temperature||-4 degrees F to 113 degrees F|
|Relative humidity||5% to 95% non-condensing|
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