USB 2.0 Hub with 6 port and 12 in 4 memory card reader/writer.MODEL- GUH284R VENDOR- IO GEAR FEATURES- USB 2.0 Hub & Card Reader/Writer The USB 2.0 Hub & Card Reader bridges the gap between your computer and devices such as digital cameras digital camcorders portable MP3 players as well as peripherals such as scanners external hard drives and more. Combining six high-speed USB 200 ports with a 12-in-4 card reader this elegant system delivers lightening-fast connectivity as well as file transfer capabilities. Just insert your memory card and transfer data at 480 Mbps. Includes Universal USB 2.0 Hub and Card Reader/Writer Power Adapter USB Cable (Type A - mini B) 6 feet Quick Start Guide and Warranty/ Registration Card.Six (6) USB ports available for you to add USB devices USB 2.0 interface USB 1.1 compliant LED power indicator/data indicator light Remarkable high-speed digital image and data transfer to computer Plug & Play and hot-swappable -- SPECIFICATIONs ------------------------------------CONNECTORS - (6) USB 2.0 ports (downstream) (1) USB 2.0 port (upstream)TRANSFER RATE- up to 480MbpsCARD SUPPORT - CompactFlash I/II CompactFlash USB CompactFlash Ultra Micro Drives Memory Stick Memory Stick Switch Memory Stick Pro Magic Gate Memory Stick Magic Gate Memory Stick Duo Multimedia Card (MMC) SecureDigital (SD) Smart MediaREQUIREMENTS - PC Users : PC Compatible 200MHz or Greater with USB support Windows 98SE 2000 ME XP Minimum 64MB RAM MAC Users: Mac with USB support Mac OS 8.6 to 9.x (Operates as USB 1.1 device) Mac OS X (Will operate at 1.1 speeds when used with USB 1.1 port).POWER- DC Adapter (included)SIZE - 3.5 w x 0.5 h x 1.5 d WT.- 0.14 lbs. MANUFACTURER WARRANTY: 3 YEARS