HID OMNIKEY 5321 V2 USB Smart Card Reader MPN: R53210038-1/R53210039-2 Dimensions: 3.78'' x 3.07'' x 0.31'' (115 x 96.5 x 22.5 mm) Weight: Approx. 5.64 oz (160 g) Reads 13.56 MHz Contactless Smart Cards USB 2.0 CCID (also compliant with USB 1.1)