Noise from Razer Core X when idle

Dear all, I own a Razer Core X with an MSI Vega56 inside and I use it with a Big Sur equipped macmini late 2018. All is working fine and fast apart for an annoying noise from the Razer both in use and in idle state. It's like a continuous "bzzzzzzzzzzzzzzzzzzzzzzzz". When TV or Radio are off I can hear it from meters. You can hear it (google drive link): t.ly/nonW