The D1 includes a headphone amp based on the TI OPA2134 low noise opamp. Due to the high signal-to-noise specs of the AK4396 and the added benefit of double redundancy power source conversion and filtering, the D1 presents impressive low noise and low distortion characteristics. The D1 uses the AK4396 DAC, well regarded for its low noise and high fidelity. The D1 is powered directly from the USB bus and USB power is passed through two stages of regulation to ensure high stability and low noise. The D1 utilizes the TI1020B USB controller, widely recognized as a standard for higher-end USB audio products. Power for the D1 is provided via the USB bus so there is no external power supply to connect. The D1 outputs connect to any audio system or powered speakers, such as the Audioengine A5+ or A2. Setup is easy and no special software is needed, making D1 a true plug-and-play solution. The high-performance headphone output was designed for a wide range of headphones and will satisfy even the most demanding headphone enthusiasts. With it's high signal-to-noise ratio and low distortion the D1 delivers sound quality generally heard only in more expensive DACs. DESIGNED FOR THE COMPUTER AUDIOPHILEĭ1 will process digital audio at any bit depth up to 24 bits and any sample rate to 192KHz.
And since it's powered by USB, D1 is also a high-quality portable computer headphone amplifier. The D1 DAC is the perfect way to get great-sounding music not only from your computer but also from your TV, Apple TV, DVD/BluRay player or CD player. The D1 accepts inputs from both USB and optical and has outputs for any audio system or headphones.
D1 is the perfect digital interface between your computer and music system and will improve the sound of ALL your music.
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