DeLOCK 65338 USB 2.0 Black card reader

Connecting Kit 4 in 1 (Samsung Galaxy SII) This adapter by Delock is compatible to the Samsung Galaxy SII and can be connected to your smartphone through the USB micro-B interface. Thus you can read and write different memory cards like e.g. SD / SDHC I / microSD through both slots. Furthermore you can connect a HDD or a USB stick to the USB-A port. The USB micro-B port provides additional voltage when connecting a HDD. Just plug the included cable to the adapter and to a free USB-A port. You can also connect your existing Samsung Galaxy SII power supply to the USB micro-B female of the adapter.