Data mode:
1) Line speed: 300bps - 56,000bps
2) Standard compatibility: ITU-T V.92, V.90, V3.4, V. 32bis, V.32, V.22bis, V.22m
V.23, and V.21; Bell 212A and Bell 103
3) Error correction: ITU-T V.42 LAPM and MNP 2-4
4) Date compression: ITU-T V.44, V.42bis and MNP5
5) Flow control: RTS/CTS and XON/XOFF

Fax mode:
1) line speed: 2,400bps - 14,400bps
2) Standard compatibility: ITU-T V.17 and V29
3) Command set: TIA/EIA 578 Class

Voice mode:
1) Full-duplex, echo-cancelled digital speakerphone
2) Voice compression: ADPCM, Linear and CLI
3) Sampling frequency: up to 11kHz
4) IS-101 voice commands

System requirements: Win98 / ME / 2000 / NT / XP