PC card modem offering connectivity for your PC to AT&T"s 3G BroadbandConnect and EDGE networks * Runs on AT&T"s 3G UMTS/HSDPA/HSUPA network with downlink speeds of 600 Kbps?1.4 Mbps and uplink speeds of 500?800 Kbps * Accesses EDGE/GPRS data networks when 3G not available * Works internationally in 139 countries with optional DataConnect Global plan * Works with PCs running Windows (Vista, XP, 2000) and Mac (OS X 10.4 and later) operating systems