Description: This internal PCI modem has the advantages of high quality and high reliability with hardware data flow control technical design. This PCI modem is compatible with Windows 98SE, 2000, ME and XP. Moreover, it follows the V.90 standard, so you can surf the Internet at 56K speed and decrease PCI slot occupation for more convenience. Specification: 1. Conexant R6793-11 Chipset 2. Complaint with plug & play features. PCI bus 3. Modem support: a. 56 Kbps data rate b. 230.4 Kbps data-modem interface c. V.92, V.32bis, V.22bis, V.34 enhanced d. Error Correction V.42 LAPM,MNP3-4 e. Data Compression V.42bis, MNP5, V.44, ITU-T 4. Audio recording and playback (through sound card if no speakerphone functions). 5. Answering machine with multiple voice mailboxes 6. Download new features as they become available. Operating System Compatibility : Windows Me, Windows 98, Windows 2000,WinXP