| # | Hayes Optima 28.8 | AT&F&C1&D2W2S95=3E0M0 | | | ATH1 | ATA | ATDT | 38400 | 1 | 1
|
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| 1 | SupraFAXmodem 28.8 | AT&F2W2S95=3E0M0 | | | ATH1 | ATA | ATDT | 38400 | 1 | 1 |
| 2 | USR Sportster 28.8 | AT&F1E0 | | | ATH1 | ATA | ATDT | 38400 | 1 | 1 |
| 3 | USR Sportster 33.6 | AT&F1E0 | | | ATH1 | ATA | ATDT | 38400 | 1 | 1 |
| 4 | USR Courier 28.8 | AT&F1E0 | | | ATH1 | ATA | ATDT | 38400 | 1 | 1 |
| 5 | USR Courier 33.6 | AT&F1E0 | | | ATH1 | ATA | ATDT | 38400 | 1 | 1 |
| 6 | USR Dual Standard 28.8 | AT&F1E0 | | | ATH1 | ATA | ATDT | 38400 | 1 | 1 |
| 7 | USR Sportster 14.4 (Newer) | AT&F1E0 | | | ATH1 | ATA | ATDT | 38400 | 1 | 1 |
| 8 | USR Sportster 14.4 (Older) | AT&F&A3&B1&C1&D2&H1&R2X4E0 | | | ATH1 | ATA | ATDT | 38400 | 1 | 1 |
| 9 | USR Courier 14.4 | AT&F&A3&B1&C1&D2&H1&R2X4E0 | | | ATH1 | ATA | ATDT | 38400 | 1 | 1 |
| 10 | USR Dual Standard 14.4 | AT&F&A3&B1&C1&D2&H1&R2X4E0 | | | ATH1 | ATA | ATDT | 38400 | 1 | 1 |
| 11 | Rockwell-based 28.8 modems | AT&F&C1&D2W2S95=3E0M0 | | | ATH1 | ATA | ATDT | 38400 | 1 | 1 |
| 12 | Rockwell-based 14.4 modems | AT&F&C1&D2W2S95=3E0M0 | | | ATH1 | ATA | ATDT | 38400 | 1 | 1 |
| 13 | Generic 2400 bps | AT&C1&D2Q0V1X4S0=0E0 | | | ATH1 | ATA | ATDT | 2400 | 0 | 0
|
