We are Currently Looking for a 3G EV-DO Rev A High Speed Wireless Broadband USB Modem. Date Speed: U/L 1.8 Mbps, D/L3/1 MbpsBands: CDMA 1xEV-DO RevA and Rev 0 CDMA 1XRTT CDMA 800/1900 MHz GPSMemory: Removable Memory Storage via microSD range of 4-8 GBOperating Systems Supported Windows Vista, XP, 2000 Mac OS X LinuxIf you have the product that matches what I am looking for above please send me a full detail spec of the product. Quantity requesting: 500,000 units Please advice the lead time for sample, and best FOB price.