Cyrus soundKey![]() soundKey is an award-winning revolution in mobile music. Hi-Fi streaming services like TIDAL mean fantastic quality is available to subscribers, but phones lack the necessary hardware to get the best from this data. soundKey unlocks that data, using our years of expertise in high-resolution DAC and amplifier design. Cyrus quality audio is now available to everyone. $99.00 MSRP | Topping D90![]() One of the top-of-the-line Topping DACs with support for balanced outputs, Bluetooth including LDAC and aptX codecs, and high resolution DSD512 and up to 32/768 PCM audio. $699.00 MSRP | |
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Features | ||
Physical Dimensions | ||
Mass | 19 gram | |
Input/Output | ||
Inputs | Micro USB | Coaxial S/PDIF IIS TOSLINK S/PDIF USB-B XLR 3-Pin AES-EBU |
Outputs | 3.5mm | Balanced 3-pin XLR RCA |
Audio | ||
Sample Rate | 24 bit / 96 kHz | 32 bit / 768 kHz |
Frequency Response | 20 Hz - 20 kHz | |
Portability | ||
Wireless | Bluetooth | |
Bluetooth Codecs | AAC aptX aptX HD aptX LL LDAC SBC | |
Reviews | 5/5 What Hi-Fi?What Hi-Fi? Awards 2020 winner. Mixed Audio Science ReviewI see it a step up from $9 dongles but the $99 price is hard to swallow. | Audio Science ReviewThe Topping D90 produces lowest noise and distortion [of the] 220 DACs [I've] tested so far. |
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