External CD/DVD±RW Drive USB 3.0, Portable Optical Burner Player for Laptop PC

Supported disc formats: DVD-RAM, DVD-R, DVD-RW, DVD+R, DVD+RW, CD-R, CD-RW, CD-ROM. If you connect it to a USB hub or extension cards, it maybe cannot recognize the device or cannot read the CD/DVD. For Apple laptop, it can not be used the button to eject the disc directly.