• The Box

The Box

Rediscover your recordings and your audio system.

Find details completely hidden until now.

An  audio equipment improvement that, if QHW Audio The Box didn’t exist, would cost you five times more.

Without having to replace or to get rid off any component.


Our discrete operational amplifier, heart of The Box and our next products.

The result of some years of research and development work.

With a very high quality audio performance with no competition.

Available for manufacturers and “DIYers”.

Adding The Box to your audio system is better than adding the most transparent cable you can afford.

QHW Audio only makes products for sound lovers conceived, designed and manufactured by sound lovers.