Supports Windows® 10, 8.1, 8, 7 (SP1), Mac 10.9.x +, Linux 2.6 +, Chrome OS. Compatible with USB 2.0 and USB 3.0/USB 3.1 specification. Up to 100MB/s read and 15MB/s write speed. 128GB capa. Expanded storage for tablets and smartphones with USB OTG support. Easily share files between mobile devices without the need for cables or Wi-Fi.