Multicard reader Key features: Stand-alone palm size storage device. Usb (universal serial bus) 2.0 specification. Up to 4.5 mbps data transfer speed. Hot swappable and plug & play capability. Four slots can be used at the same time for data exchange. Five color indicators for easy recognition. Work on bus-powered, no external power supply required. Specifications: Chipset: Neodio Four memory slots: Upper slot: sm and sd/mmc Lower slot: cf and memory stick Storage card supports: 1. Cf: compactflashfbmicrodrive Sd: sdfbmini sd Sm: smartmedia Mmc: mmcfbmmc-ii Ms: msfbms-profbms-duofbms-pduo Xd: xd Indicators: one power-on indicator. Four card slot in-use indicators. Interface: 5-pin mini usb support usb1.1/2.0 Operating temperature: 5Sac~40 Sac Stock temperature: -20Sac~60Sac Board dimensions (l*d): 84.5*46 mm Housing dimensions (l*d*h): 94*55*16 mm Pcb layer 4 layers Certification: fcc class b, ce System support: windowsSª 98/se, windowsSªme, windowsSª2000, windowsSªxp Mac os Linux os Package contents: Card reader One usb cable Setup disc with electronic manual Dimensions: 94x55x16mm (lxwxh)