Compare 3ComImpact II Integrated Access Terminal Adapter ISDN Modem (3C881) to 3Com Megahertz 56K Global GSM WinModem Analog Modem (3CXM756)

The powerful 3ComImpact II Integrated Access TA brings you the fastest and easiest ISDN remote access, letting you eclipse competitors when you work from home or a small office. Integrating voice and data, this TA delivers speeds up to 230 Kbps, a suite of Internet and on-line communications software, dynamically adjusting communications parameters, and the most complete end-to-end interoperability.??The 3ComImpact II Integrated Access TA (terminal adapter) is the fastest, most cost-effective, and easiest way for individuals to access corporate networks, on-line services, the Internet, and intranets via the ISDN Basic Rate Interface (BRI) services available from telephone companies and PTTs around the world. Designed specifically to connect PCs in small offices or home offices, the 3ComImpact II TA delivers serial port speeds up to 230, 400 bps-twice that of other ISDN TAs. Combining data compression with 128 Kbps data sessions (2 ISDN B channels), the 3ComImpact II TA halves your ... Less

Get fast reliable modem connections with the 3Com Megahertz 56K Global GSM and Cellular Modem PC Card. Built-in XJACK connector, now with status lights, delivers easy, dependable phone connections without carrying or losing cables. It's approved in more than 36 countries and available in 18 languages. It easily configures for phone lines in more than 250 countries/regions as well as for multiple dial-up locations. ??And wherever you connect, Exclusive Line Probing technology delivers higher modem throughput and and more reliable connections-even over the worst phone lines. Use it with your notebook running DOS, Windows, Mac OS, or Linux and select analog cellular phones or GSM handsets. Less