This very sad to hear. Have you ever tried to let them repair them? A refund is one thing, guarantee another. There a clear rules regarding such matters.
http://europa.eu/youreurope/citizens/sho...dex_en.htm
http://europa.eu/youreurope/citizens/sho...dex_en.htm
Innuos Zen Mini MK3 with LPSU -> Devialet Arch & & UPnP -> Ethernet Cat 6a -> Phantom I Gold Stereo Setup
Gold Note Valore 425 Plus with Vasari Gold -> Devialet Arch -> Ethernet Cat 6a -> Phantom I Gold Stereo Setup
Master & Dynamics MH40, Audeze Sine, AudioQuest Dragonfly Red; Remote Control via macOS and iOS devices (Devialet App / Innuos Sense / Qobuz App / Airplay)