USB Duplicator USB Series Capacity 7 Target USB Duplication Compatible With USB 1.1 USB 2.0 (SD/SDHC Micro SD MMC Mini SD CF-w/optional media card reader Sata Interface Maximum Read Speed 2GB/Min Maximum Write Speed 2GB/Min Operating Temp 41 Degrees to 122 Degrees F Height 7 in Width 7 in Depth 13 in Standards CE FCC UL RoHS Includes 8 USB Master Ports