The Firestone Audio GreenKey is a USB Isolator. GreenKey is designed to solve electrical noise problems coming through a USB connection of a computer. The most important part of digital audio is the clarity of the data travelling along the USB cable.
Some of our products are Unique, very low stock, or have some other 'story', so are unavailable for purchase online; this is one of those products. We are happy to help with any questions you have, so come and see us. You can also pop in to your nearest branch, or give us a call:
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