4 in 1 card reader fit almost all your devices, lightning connector is for iOS devices; Type-C adapter for Type-C devices, Micro USB connector is for Android devices; USB 2.0 connector is for computers/Macs Support 2G~128G SD/TF card (FAT32 and exFAT). Reading speed: 20~27M/S; Writing speed: 11~20M/S, quickly free up memory of your devices Scan the QR code on the package and download the free APP "iUSB Pro" from App Store, easily transfer your photos and videos between SD card and iPhone/iPad. Android system no required any app while using this SD card reader Manage all your data and files (music play, video play, take photos, backup contact list, etc.) directly on this card reader (create, copy, move, delete, rename, etc.), make your sharing without limitation System supported: Windows XP, Vista, Win 7, Win 10; Mac OS 9.X or later; Linux 2.4.X; iOS 8 or later; Android 5.1. Compatible with: iPhone iPad iPod with lightning 8pin port Samsung Huawei Sony etc. smartphones and tablets with Type-C or Micro USB port New Macbook, Macbook Pro 2016 , ChromeBook Pixel, Windows XP, Vista, Win 7/8/10, Mac OS 9.X and above, Linux 2.4. etc.