TRENDnet's TFM-560X is the latest in communication innovation. The TFM-560X is V.90 and K56flex ultra fast 56Kbps voice/fax modem that provides users with the highest possible data communication rates, reliable error-free transmissions, and widespread interoperability with other users. The TFM-560X also supports Group 3 fax send-and-receive functions. Free communication software and serial cable are included with the TFM-560X for quick and easy startup. TRENDnet's TFM-560X is also compatible with all communication software and capable of utilizing the Hayes 'AT'-command set.