Conceptronic 128 KBPS (2X64 KBPS) PCI I, X.75. V120. HDLC. PPP (Async to sync), 128 Kbit/s, 1 x ISDN(RJ-45) Conceptronic 128 KBPS (2X64 KBPS) PCI I. Protocoles de liaison de données: X.75. V120. HDLC. PPP (Async to sync). Vitesse du modem: 128 Kbit/s. Ports E/S: 1 x ISDN(RJ-45)