Model: 3CXM556 & 3CCM556
Operating System: All Windows Versions (Note: might work with other versions of this os.)
Before downloading: Run Free Scan for Instant Driver Updates
3Com 3CXM556 & 3CCM556 Driver. This is a Cellular Cable Upgrade driver for the above PCMCIA modem cards. They will work on any Windows or Mac systems(I have checked it out on both).This enables the PCMCIA cards to interface with cellular phones for fax,remote access & e-mail applications.It has what they call,"Automatic Cable Sensor" tecnology.