2 in 1 dual card slots: SD card reader compatible with sd and micro sd memory cards, support all iOS 9.2 and later iPhones and iOS 8.0 or later iPads, easily download photos or videos from SD card directly To iPhone or ipad, share videos or photos with friends and family anytime, anywhere. High Speed Data Transfer: The sd card reader for iphone data transfer speed can reach 20MB/S~30MB/S, the memory sd card reader for iphone can transfer camera photos and videos to your device in seconds. Plug and Play: No need for a computer as an intermediary or to install any applications when using the card reader. Plug and play, please wait 5 seconds after connecting the device Capacity and format support: The SD card reader supports standard photo formats including JPER and RAW, and SD and HD video formats including H.264 and MPEG 4, and supports memory cards with a maximum capacity of 512GB