D.C. Hayes Associates
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Smartmodem 1200Smartmodem 1200
D.C. Hayes Associates for $699 Speed: 1200 bit/s Bell 212-compatible modem
H89H89
Heathkit The H89 was available both in kit form for $1595, and fully assembled form as the WH89 for $2295. https://en.wikipedia.org/wiki/Heathkit_H8#H89