... transmit data rates up to 48Kbps upliad •support ITU-TV.92standards with teceive data rates up to 56Kbps and transmit ... data rates up to 33.6Kbps •support ITU-TV.34,V.32bis ,V.32 ,V.22bis,V.22 ... and V.21,Bell 103 protocol standards *supprot ITU-TV.42LAP-M and MNP2-4 error correction •support V ... and receive rates up to 14.4Kbps. •Support IT-TV.17,V.29,V.27terand V.21 Channel 2 protocol standards ...