Sitecom Modem PC Card V92. Modem speed: 56 Kbit/s, Internal memory: 2 MB, Form factor: PC card. Maximum fax transfer rate: 14.4 Kbps. Data link protocols: ITU V.90, V.92. Minimum system requirements: 1 x PCMCIA slot, Minimum processor: Pentium 166MMX). Package dimensions (WxDxH): 146 x 233 x 48 mm, Package weight: 475 g