It is illegal to own, operate, use, obtain, rent, sell, manufacture, distribute, have in your possession or even bargain for the sale or lease of a “ device”. https://trunkse.com/%ED%8C%8C%EC%9B%8C%EB%B3%BC-%EC%98%88%EC%B8%A1-%EC%82%AC%EC%9D%B4%ED%8A%B8-%EB%A6%AC%EB%B7%B0-%EC%84%B1%EA%B3%B5%EC%A0%81%EC%9D%B8-%EB%B0%B0%ED%8C%85%EC%9D%84-%EC%9C%84%ED%95%9C-%EC%B5%9C%EA%B3%A0/