Compare 3ComImpact II Integrated Access Terminal Adapter ISDN Modem (3C881) to 3Com U.S. Robotics 56K Voice Faxmodem Analog Modem (3CP2976-OEM-50)

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

Now you can have more productive conference calls at your business or home office with the clarity and convenience of a top-quality full-duplex speakerphone in the same device that brings the full power of the Internet into your desktop computer at amazing speeds. With the 56K Voice Faxmodem and your ordinary analog phone line, you can click through more Web pages in less time. 3Com's exclusive line probing technology finds the "potholes" in you connection, and tells your provider's equipment how to avoid them, to ensure the most efficient connections. So the latest weather maps, live audio broadcasts, even video clips come to you at the highest speed possible on your line. Less