SD and microSD card reader, USB and micro USB OTG

Memory card reader with a USB 2.0 (type A) plug and a micro USB plug. 1 SD / MMC slot and 1 microSD / TF slot. SD, SDHC and SDXC cards up to 64 GB, formatted FAT32 (NTFS and exFAT not supported). Works with Android 4.0 or later smartphones and tablets that have a micro USB port and OTG support, and with PCs and laptops. Not for basic phones or Amazon Kindle Fire tablets. Works with the Samsung Smart Switch app. Operating current: under 15 mA. Never use both plugs at the same time.