http://www.ec21.com/ec-market/smartlink.html http://gsource810.en.ec21.com/Fax_Modem_Smartlink_Chip--1980674_1980926.html 1) Chipset: SmartLink 2) Data modulation rate: V.34bis, V.34+, ITU-T V.34, V.32bis, V.32, V.22bis, V.22 and Bell 21220090211 http://amigosz.en.ec21.com/Smartlink_2800_PCI_Modem_Card--1478766_1524852.htmlSmartlink 2800 PCI Modem Card Features: 1) Chipset: Smartlink 2800 2) 56K internal fax modem 3) Data modulation rate: a20060920 http://awk666.en.ec21.com/Smartlink_2801_03_Modem_Card--2160116_1336979.htmlFeatures: MAIN CHIP: SMARTLINK2801 Newly-Designed Internal Data/Fax Modem with Line Speed of Data Operation Up to 56kbp20070818 http://madecom2008.en.ec21.com/Fax_Modem--3387671_3391128.html Features: 1) Chips: Smartlink/conexnat/intel/lucent/agere 2) Supports plug and play (PNP) 3) Communication protocol:20090307