All in 1 Card Reader Features: 1)Card support: MS, MS MagicGate, MS MgicGate PRO, MS Magic DUO, MS MagicGate PRO DUO,Extreme MS PRO, Extreme III MS PRO; Ultra II MS PRO, HS MS MagicGate PRO, HS MS MagicGate PRO DUO, MS ROM; CF, CFII, Extreme CF, Extreme III CF, Ultra II CF, HS CF, MD, XD, T-Flash; SD, Mini SD, Extreme SD, Extreme III SD, Ultra II SD, MMC 1, MMC 2, MMC 4.0, RS MMC, HS RS MMC, SM. 2) USBInterface: High Speed USB2.0 3) OS Support: Windows 98 / Windows 98SE / ME / 2000 / XP / Linux2.4.X MacOS9.X 4) Accessory: High Speed USB 2.0cable