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USB DAC 128 mkII from Henry Audio gives you
Fantastic sound from computer to audio system

Now you can get great HiFi audio from a computer and into your sound system. Our digital audio converter is easily connected between PC and amplifier. It gives streaming and digital music top audio quality. USB DAC 128 mkII gets very high acclaim from the audio press.

Norwegian Henry Audio breathes new life into your HiFi setup. The DAC gives fantastic sound from Spotify, Tidal and other music streaming. USB DAC 128 mkII is equally well suited to play a CD collection stored on disk or NAS. Buy our DAC and let the PC sound better than CD players worth many times its price.

Henry Audio USB DAC 128 mkII is the result of an international collaboration. We are proud to offer a product which both sounds great right out of the box, and which is an open design. All the source code and schematics are Open Source. Henry Audio USB DAC 128 mkII works with asynchronous USB Audio Class 1 and 2. It supports sample rates up to 192kHz. The audio converter works on Windows, Linux and Mac.


Reviews of our USB DAC

People are saying great things about our product

6moons have written a very extensive review and interview. They like it a lot, to say the least:

"Massive dynamic swings presented no challenge and carried on with lusty enthusiasm."

TEK.NO har testet Henry Audio i et rimelig oppsett og liker det de hører:

"En knallgod løsning for deg som er misfornøyd med PC-lyden."

M3 Sweden's Gadget Site has tested the DAC:

"Test: Henry Audio USB DAC 128 mkII – en dosa som ger dig detaljrikt ljud i hög kvalitet"

Lyd & Bilde gir seks stjerner og full pott til Henry Audio USB DAC 128 mkII:

"Drømmelyd fra PC-en"
"En rimelig digitalkonverter som virkelig graver gullyden ut av PC-en!"

Hifi & Musik har gjort ett grupptest av DAC:ar. Om Henry Audio USB DAC 128 mkII säger de:

"En mycket vettig uppgradering för datamusikentusiasten." har stor sans for USB DAC 128 mkII.

"Saftig og stram bass, masse detaljer, oppløst topp og fjellstøtt stereobilde. Her var det mye å glede seg over og lite å klage på."

Linux Voice write about Linux and open source. They have tested Henry Audio USB DAC 128 mkII.

"It may seem like a luxury, but if you listen to anything other than MP3 and you’ve got a decent amplifier, it’s definitely worth the investment."

Norske Watt har skrevet en flott test om USB DAC 128 mkII.

"Den opprinnelige usb-dacen til Børge Strand-Bergesen i Henry Audio var en liten perle. Den nye er mye, mye bedre."

Inearspace have written a comprihensive test of the USB DAC 128 mkII.

"When bass is called upon it was big, powerful too. Not in an overly warm signature strangely enough, it just had big bass. It was imposing; I knew the Henry had arrived."

HiFi Critic is the most conservative and thorough publication in the industry. I'm very proud they recommend the USB DAC 128 mkII. The best part is that Chris Bryant even used it for a little bit of DIY.

"Conceptually interesting, Henry Audio’s USB DAC 128 mkII is also one of the best USB DACs I’ve tried."

Paul Rigby - The Audiophile Man - gives the USB DAC 128 mkII a super-rare "Deeply Groovy" award and 9/10 points.

"It is a groundbreaking design because of a combination of factors. Firstly, and most importantly, for its sound quality over a number of resolutions and how it compares with my reference."

The USB DAC 128 mkII is tested against its predecessor by Dan Worth of Hifi Pig.

"Recommended for - portability, good sound quality with finesse, strong bottom end and ability to explore many genres very well."

Jason Kennedy of The Ear has tested the USB DAC 128 mkII against the AudioQuest Dragonfly. Read on for details.

"If sound quality is what you are interested in this converter is more than worthy of your attention. If you are interested in tweaking it’s in a league of its own"

En teknisk artikkel om prosjektet som ligger bak Henry Audio. Det er også et bilde fra lab’en og en god forklaring på asynkron USB. Bildet viser et reelt debug-signal fra firmware i DAC’ens prosessor.


The Henry Audio USB DAC 128 mkII is sold with the help of PayPal. The Henry Audio website will not see or store your credit card number. Please order according to your location. Shipping to Europe, the US and Canada is included in the price. Orders to all other destinations (Russia, Asia, South America and Oceania) must select USD 259.00 shipment with tracking. Orders to EU countries are sent from within the EU. Orders to Norway are sent from Norway. If PayPal is inconvenient for you, please use the contact information at the bottom.

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The Fact Sheet has a user manual and all the technical details about the USB DAC 128 mkII. It even includes the Open Source schematics for the complete design.

All Windows users are recommended to download and install the driver. High resolution playback uses the included Open Source Windows ASIO driver.

The USB DAC 128 mkII is out there in the open! This page will give you a lot more information on web communities and the Open Source development of the DAC.

It is important that you feel safe whenever you decide to purchase a Henry Audio product. Please use this link to read about all Terms & Conditions, Return & Refund, and Privacy & Shipping.

Design & code by Found.

Photography by Dag Dalvang