USB media card reader (MCR), 22-in-1 support, 3.5-inch form factor (Jack Black color)
HP 636166-001, CF, CF+, Memory Stick (MS), MicroDrive, MicroSD (TransFlash), MicroSDHC, MMC, MS Duo, MS Micro..., 3.5", USB 2.0, 124.5 x 101.6 x 25.4 mm
HP 636166-001. Compatible memory cards: CF, CF+, Memory Stick (MS), MicroDrive, MicroSD (TransFlash), MicroSDHC, MMC, MS Duo, MS Micro..., Supported drive bays: 3.5". Interface type: USB 2.0. Dimensions (WxDxH): 124.5 x 101.6 x 25.4 mm