Kingston Technology USB 2.0 Micro SD Reader, USB, 32.9 mm, 15.3 mm, 7.66 mm, 3.8 g, Wired Kingston Technology USB 2.0 Micro SD Reader. Host interface: USB. Width: 32.9 mm, Depth: 15.3 mm, Height: 7.66 mm. Connectivity technology: Wired