Oct1985-10-31 311985-10-31 19851985-10-31 Smartmodem 2400Smartmodem 2400 D.C. Hayes Associates US$549 2400 bit/s Read MoreRead More
Jun1982-06-01 011982-06-01 19821982-06-01 Smartmodem 1200Smartmodem 1200 D.C. Hayes Associates for $699 Speed: 1200 bit/s Bell 212-compatible modem Read MoreRead More
Dec1981-12-04 041981-12-04 19811981-12-04 The SmartmodemThe Smartmodem D.C. Hayes Associates Read MoreRead More
