Sennheiser, Marshall, and Sony left Russia after the start of the SWOs. Other companies have not publicly announced the suspension of supplies, but they still stopped shipping products.
Marketplaces hope for parallel imports. However, the imported products often turn out to be counterfeit. And import substitution products are not yet possible. Chinese brands are trying to occupy the niche of the departed companies, but it takes time to realize their goals.
What is the threat of this? The cancellation or cancellation of concerts. Thus, according to experts, Yamaha, Sennheiser, Shure are used in 9 out of 10 studio concerts.