OSDS (오손도손) is a 4-member South Korean girl group under Sound Alliance. They claim to be the first EDM girl group in the world. The group consists of Dalsooobin (달수빈), Mukgang (먹갱) , Minjeong (박민정) and Malsook (고말숙). Dalsooobin (also known as DJ Suvin and Subin) is also a member of the South Korean group Dalshabet, who are currently on an indefinite hiatus. They debuted on April 24 2025 with their digital single Bluetooth from their debut EP Bluetooth.