... distributors to select as promotional gifts and multure brand effecCompatibilitu:Windows98, ME, 2000, NT, XP, Vista, Mac OS X, and Linux OS ... up to 500mAOperating voltage5V/2.6V outputadapternot necessaryOperating systemWin95 osR2/98SE/Me/2000/XP/Vista, Linux2.4andMac os8.5 or above Samples ...