Memory card reader Transfer SpeedHi-Speed USB 2.0 480Mbps max., Compatible with USB 1.1 Size(LxWxH)8. ... memory cards: SD, MMC, MMC RS, T-flash.Full speed USB V1.1 or V2.0 connectivity.USB bus-powered, no external ... and Mac OS 8.6 & above.Color Black&white &yellow. USB2.0 Memory card reader for SD, MMC, MMC RS ...