Network: GPRS The max transmission rate:(Kbps) 56 Interface:PCMCIA TYPE II Operating system:Windows98/ME/2000/XP AirCard 750 GSM/GPRS wireless network cards provide LAN-like connectivity while you're on the road. AirCard 750 wireless network cards allow you to continue to work as if you'd never left the office, with wireless access to email, intranet, corporate applications and full web browsing. Get seamless wireless Internet connectivity as they connect their notebook or handheld device directly to the GPRS network. The AirCard 750 GPRS Multislot class 12 capabilities provide the highest GPRS throughput on the market today. Unlike other cards, the AirCard 750 provides simultaneous support for GPRS and SMS messaging to ensure that you are always available to receive information. AirCard 750 is a tri-band wireless PC Card for worldwide access to GSM and GPRS networks. Its external hinged antenna is easy to use and provides excellent tri-band functionality. supported operating systems the aircard 750 wireless network card works in: 1 notebook pcs running windows 95, 98 se, me, nt, xp, nt 4.0, and 2000 2 handheld pcs running windows ce 3.0 (handheld pc 2000) 3 pocket pcs running windows ce 3.0 (pocket pc and pocket pc 2002). the aircard as a network card the aircard 750 can be configured to provide the ?alwayson? data connection that an ethernet card or other wired lan card provides. that is, you can set options in watcher (a program that comes with the aircard) that will cause the aircard to establish a network connection whenever you insert it, assuming gprs service is available. otherwise, you can configure watcher to connect only when you select a button. the aircard as a mobile phone you can use the aircard 750 as a phone simply by connecting an approved headset. (see page 4.) the dial pad for the phone is in the watcher program. supported gsm frequency bands every gsm network operates on one of three radio frequency bands: 1 900 mhz band??sed by some european service providers 2 1800 mhz band??sed by some european and asian service providers 3 1900 mhz band also called the pcs band) used by north american service providers as a tri-band product, the aircard 750 functions on networks operating on any of the three bands