Check the listing for details. Diamond SupraMax High-Performance 56K V.90 ISA FaxModem. Condition: Used. Listed at 8.99 USD. Diamond SupraMax High-Performance 56K FaxmodemV.90 Standard CompatibleISA bus This is a used Windows Internal Modem, with all the original contents: The box, modem, card, SupraCD with FaxTalk fax software, Install Disk, RJ11 cable, Getting Started Manual and Get The Latest Firmware Updates sheet. The card is labeled with its serial number, PN 23500008-002, the chip has a sticker SUP2300. The box is bowed in from the pressure of the plastic shrink wrap.FEATURES You bought your PC for its Processing power. Now take advantage of it with the SupraMax. It works with you PC's processor to deliver the fastest Internet Connections. What's more, this modem is built with the high-quality compenents that have given Diamond's 56K modem series its award-winning performance. Plus, it's designed with K56flex for widespread Internet service proider support, and offers an easy software upgrade to the ITU 56K standard. Data Details Speed:56,000/54,000/52,000/50,000/ 48,000/46,000/44,000/42,000/40,000/ 38,000/36,000/34,000/34,000/33,600/ 32,000/31,200/28,800/26,400/24,000/ 21,600/19,200/16,800/14,400/12,000/ 9600/7200/4800/2400/1200/300 bps Auto answer/auto dial Industry-standard and extended AT Command Set Up to 56 Kbps download speed possible when connection to a compatible 56 Kbps server Fax Details Speeds: 14,400/12,000/9600/7200/4800/2400 bps Protocols: ITU-V.17/V.21/V.27ter/V.29/ Compatible with Class 1 fax software Works with Group 3 fax machines I provide quick and low cost shipping using USPS Priority Mail. Local pick-up is available in East Pittsburgh or Bethel Park. Pennsylvania.