The SABRENT CR T2MS 2 slot card reader offers a compact solution to access the most popular flash media including SD SDHC Mini SD micro SD T Flash easily transfer files from your flash memory to your computer at superfast USB 3 0 speeds of up to 5GB/s (reverse compatible with USB 2 0) or you can use the card reader with memory inserted as a virtual ThumbDrive and transport your files from your computer on the go The driverless plug & Play solution makes for Easy installation and no driver CD is needed Also includes an LED to indicate power and activity features supports read 2 cards simultaneously supports for SD SDHC SDXC cards micro SD micro SDHC micro SDXC including UHS I cards data transfer up to 5Gbps LED indicates the data transfer process backward compatible with USB 2 0 1 1 compatible with Windows OS Mac OS X 10 or higher box contents USB 3 0 Micro SD and SD card reader manual. Material Plastic . Description: This Sabrient AU MMSA 2.1 audio sound card adapter is a highly flexible audio interface, which can be used with either laptop or desktop system. No driver required, plug and play for instant audio playing and compliant with all mainstream operation systems. Simply plug the sound adapter into your USB port, and then plug your headphones into the adapter. Features no external power required. system requirements mac OS 8.6 or above what's in the box? information: 1 Year limited . When you register your new Sabrient product online within 90 days of purchase, your standard 1 year coverage is extended to 2 years. Material Plastic.