Specifications:This optical drive only supports reading DVD/CD, not burning DVD/CD.Computer Output for drive : 3V-5V (1.3A-2A) -- Lower to this may cause a recognizing failure or reading failure.Do not support tv / car / blu ray / projector / tablet / smartphone / ChromeFor Mac OS, use the mac command to eject disc.For Mac OS, the dvd drive icon shows after drive reads successfully the disc. So after you placed a disc into the drive, the dvd icon will not show up immediately.