I wonder if it s just a guitar because they are using Phrygian scale regarding this link : https://www.wanda-y.com/product-page/oum-shatt-opt-out-ltd-edition-heavy-blue-vinyl-lp

Phrygian scale : (https://en.wikipedia.org/wiki/Phrygian_dominant_scale) But i m not musician so i can not tell :)