The Merlin XU870 HSDPA 7.2 Express Card offers the flexibility of both HSDPA and UMTS in tri-band 2100/1900/850 MHz and in quad-band EDGE/GPRS 850/900/1800/1900 MHz capability. The XU870 ExpressCard provides high-speed connectivity to HSDPA networks with data speeds up to 3.6 Mbps and ultimately 7.2 Mbps, with a software upgrade. It has an integrated antenna system design that incorporates an external flip antenna, maximizing data speed performance and allows for stronger network signal reception The Merlin XU870 HSDPA ExpressCard is one of the latest additions to the Merlin product line. Continuing its innovation and leadership position, Novatel Wireless has incorporated its wireless technology into a much anticipated new form factor - the ExpressCard/34. And as added & #118alue, the product offers form factor flexibility by fitting both ExpressCard/34 and ExpressCard/54 slots. Specifications: 1.Supports HSDPA, UMTS, EDGE, and GPRS. Backwards compatible to UMTS (WCDMA) 850/1900/2100 MHz, 850/900/1800/1900 MHz EDGE/GPRS networks. 2.Wireless data at speeds up to 3.6 Mbps on HSDPA networks and 7.2 Mbps, with software upgrade. 3.Flip-up antenna 4.Offers the latest in I/O interconnect technology 5.Service Indication LED - 5 color 6.Field firmware upgradeable 7.Supports Windows XP, Windows 2000, Windows Vista-Ready, Mac and Linux