3Com Impact Digital Modem Package Contents 1-5

Analog Modem Capabilities

The 3Com Impact digital modem (models 3C872 and 3C877)
includes an integrated V.32bis analog modem for data or fax
transmissions of up to 14.4 Kbps over the ISDN line. V.42bis
data compression boosts analog modem throughput to up
to 57.6 Kbps.
3Com Impact Digital Modem Package Contents
3Com Impact digital modems are available in Macintosh and PC
versions, with or without a built-in V.32bis analog fax modem.

Standard Package Contents

The following list describes the package contents common
to models 3C871, 3C872, 3C876, and 3C877. Refer to the
section “Additional Contents” for any additional items that
are specific to a particular model.
■One 3Com Impact ISDN digital modem
■One power cable with an ac wall transformer
■One serial cable
■One RJ-45/RJ -11 ISDN telephone cable
■One 3.5" installation diskette
■3Com Impact ISDN External Digital Modem User Guide
■3Com Impact ISDN External Digital Modem Quick Start
Instructions

Additional Contents

Model 3C871
■One copy of TurboComä Windowsä software
■One DB-9-to-DB-25 serial connection adapter