Details 64GB of capacity Classification of UHS Speed UHS-I Speed Class 3 Maximum speed of reading (MB/s): 90 MB/s 70 MB/s is the maximum write speed (MB/s). browsers like Safari, Internet Explorer, and others. Measurements (LxWxH): 32.0 x 24.0 x 2.1 mm; weight: approximately 2 g IEEE 802.11 b/g/n (2.4GHz SISO, 20MHz) is the wireless LAN standard. Security for wireless LANs: WEP, TKIP, and AES (WPA, WPA2) DSC, or digital still camera Suitable for SDHCTM Memory Cards Relevant data formats Various data formats, such as.jpg,.mpg,.raw,.pdf,.pptx, and others Operating system Workstation running Mac OS X 10.7, 10.8, 10.9, 10.10, 10.11, macOS 10.12, 10.13, Windows 7, Windows 8.1, and Windows 10 Version 1607/1703/1709/1803 App V.4.3.2 is compatible with Android smartphones and tablets running OS V.4.1 to V8.0. iOS app version V.4.3.2 iOS V.8