Features:Designed with a USB 3.1 interface the 2-in-1 card reader is also compatible with USB 2.0 ports. In addition, it features a Type-C connector to directly connect to the latest Android devices.nCARD, NM Card, micro SD CompatibleThe 2-in-1 USB 3.1 Reader offers transfer speeds of up to 90MB/s for nCARD and 170MB/s for microSD. It's also backward compatible with UHS-I, significantly improving your workflow.Dual USB Type C/A connectorsCompact and portable designSpecifications:Supported card formats: nCARD, NM Card, microSD, microSDHC, microSDXCInterface: USB 3.1 Type-COperating Temperature: 0 - 50°C / 32 - 122°FStorage Temperature: -20 - 60°C / -4 - 140°FDimension (LxWxH): 33.8 x 9.8 x 61 mm / 1.331” x 0.386” x 2.402”Weight: 17.9 g / 0.039 lbsSystem Supported: for Mac OS 10.8, for Windows 10/8/7/Vista/XP; for Android 6.0+ USB 2.0 portmicro SD Transmission rate: 170MB/sncard(nm card) Transmission rate: 90MB/sPackage includes:1* Card Reader1* Tool