Internal x2 TI chipset-based voice/fax/data speakerphone ISA modem. Built-in flashrom enables for software firmware upgrade to the eventual ITU-T 56K standard. It supports up to 56K (FCC allows 53.3K only)downstream and 33.6K upstream data transfer. It has built-in microphone and speakerphone jacks. COM port is set via PnP or onboard jumpers.

Minimum System Requirement: IBM PC 486 or higher, 8MB of RAM, Windows3.1 or higher, CD-ROM Drive for software installation. ITU-T: ITU-T V.34Annex12, V.34, V.32bis, V.32, V.17, V.29, V.27ter, V.22bis, V.23, V.22, V.21, Bell 212A, 103 Error Correction: MNP Class 2-4 & ITU-T V.42 Data Compression: MNP 5 & ITU-T V.42bis Data Speed Download (bps) : 53300, 52000, 50000, 48000, 46000, 44000, 42000, 4000, 38000, 36000, 34000, 33600, 32000, 31200, 28800, 26400, 24000, 21600, 19200, 16800, 14400, 12000, 9600, 7200..... Data Speed Upload (bps): 33600, 32000, 31200, 28800, 26400, 24000, 21600, 19200, 16800, 14400, 12000, 9600, 7200, 4800, 2400, 1200, 300 Fax Class: Group 3 Fax Class 1 & Class 2.0 * LIMIT 1 PER CUSTOMER *