Lexar Media Single-Slot USB 2.0 Multi-Card Reader (Model RW023-001) Single-slot card reader with support for SD, Memory Stick, Memory Stick PRO, MMC, and xD-Picture cards Compatible with USB 2.0 and 1.1 ports Modern operating systems require no driver Part number RW023-001 Measures 1.6 x 3.7 x 0.6 inches (W x H x D)