Option GT Max 3.6 EDGE/UMTS Laptop PC Card (AT&T, Card Only, No Service) Average download speed of 400-700 Kbps on BroadbandConnect Network Transform your laptop into a mobile office quickly and easily and Access the internet and corporate business applications Retractable antenna - allows card to stay in laptop while traveling Receive equalizer improves 3G performance by reducing signal interference in urban areas Type II PCMCIA 32-bit CardBus interface (3.3V) for lower power consumption