BlackBerry Smart Card Reader. Compatible memory cards: Smart Card ISO 7816 (1.8V/3.0V/5.0V). Interface type: Bluetooth 2.0. Dimensions (WxDxH): 101.16 x 60.96 x 14.51 mm, Weight: 64.1 g. Included flash card size: 4 MB. Display: LCD, Minimum system requirements: BlackBerry Enterprise Server v3.6, Compatible operating systems: Windows XP SP2, Windows Vista