Replacement Blue-ray DVD Drive Model KEM-450A KES-450A KEM-450AAA For Sony PS3 Slim CECH-2001A, CECH-2001B, CECH-2101A, CECH-2101B Playstation Models - 120, 250 GB Blu-ray DVD Drive SONY SLIM PS3 CECH-2001A, CECH-2101B, CECH-2001B KES-450A KEM-450AAA