Viewsonic WPG350, 64 MB, 16 MB, 10/100 Mbits/s, 5V DC / 2A, Windows XP Pro, XP Home, Win 2K + SP4, 7.69 oz (218 g) Viewsonic WPG350. Internal memory: 64 MB, Flash memory: 16 MB. Supported data transfer rates: 10/100 Mbits/s. Power requirements: 5V DC / 2A. Compatible operating systems: Windows XP Pro, XP Home, Win 2K + SP4. Weight: 7.69 oz (218 g), Dimensions (WxDxH): 5.25 x 1.22 x 3.64" (133.4 x 31.1 x 92.4 mm)