| All 56k Models? | These look to be mainly Rockwell/Conexant ACF chipsets |
| Maestro 14.4 | AT&FE1Q0V1X4&C1&D3&K3%C3&Q5S95=1S7=60 |
| Maestro 14.4 | AT&F%E1W2 |
| Maestro 14.4 | AT&D2&C1W2 |
| Maestro 14.4 | AT&FE2W2 |
| Maestro 14.4 | AT&F&C1&D2&R1%E1W2 |
| Maestro 14.4 (metal cased) | AT&F&C1&D2&R1%E1W2 |
| Maestro 14.4 (plastic cased) | AT&F&D2%E1W2 |
| Maestro 14.4FM | AT&F&C1&D2&K3%C0 |
| Maestro 144FM (38400) | AT&FQ0V1X4W1&C1&D2&K3&Q5%C3%E1 S0=0S2=255S95=44 |
| Maestro 2400 and 28.8 | AT&F&D2%E2W2 |
| Maestro 28.8 | AT&FE1Q0V1X4&C1&D3&K3%C3&Q5S95=1S7=60 |
| Maestro 28.8 | AT&F&D2%E2S95=45 |
| Maestro 28.8 | AT&FE2W2 |
| Maestro 28.8 | AT&D2&C1W2 |
| Maestro 28.8 | AT&F%E1W2 |
| Maestro 28.8 | AT&F&D2%E2W2 |
| Maestro 28.8FM | AT&F&C1&D2&K3%C0 |
| Maestro 9600 | AT&D2&C1W2 |
| Maestro 9600 | AT&F&C1&D2&R1%E1W2 |
| Maestro 9600FM | AT&F&C1&D2&K3%C0 |
| Maestro All 14.4 models | AT&F%E1W2 |
| Maestro All 28.8 models | AT&FE2W2 |
| Maestro All 28k8 modemsandabove | at&f&D2%E2W2 |
| Maestro Companion 9.6/14.4/28.8 | AT&D2&C1X4V1Q0S7=70W2 |
| Maestro Data Optimiser | AT&F&C1&D2\Q3\N0 |
| Maestro Executive 33.6 | AT&F&D2 |
| Maestro Jetstream Voice 56K | at&f&c1&d2&k3%c0w2+ms=56,1,300,48000&w0&w1 |
| Maestro Jetstream Voice 56K (II) | at&f&d2s95=45+ms=,,,,1 |
| Maestro Super Executive | AT&F&C1&D2&K3%C0 |
