Sony Optiarc AW-G540A 8x DVD&plusmn;RW DL Notebook IDE Drive (Black) Sony Optiarc AW-G540A DVD RW DL Notebook Drive General Features: Color: Black Tray-loading DVD RW DL drive for notebook computers Interface: IDE Form factor: 12.7 mm Cache: 2 MB Access times: DVD - 180 ms, CD - 150 ms Writing methods: DAO, SAO, TAO with zero gap, variable or fixed packet, multisession Compatibility: MPC Level 3, MultiRead, PC2001