US Robotics Sportster 28,800 V. 34 PC with V.42 bis and Fax 00084000

Upgradable to 33.6 Dipswitches on Back Panel 16 Bit ISA Bus Jumperable  Condition: UsedThis item has been inspected and it is in good condition.

US Robotics 00084003 Sportster 33,600 V.34 PC Plug and Play with V.42 b  Condition: UsedThis item has been inspected and it is in good condition.

US Robotics 1626 Sportster Modem X-Jack28.8 V.34 V.32 bis V.34 V.32 bis  Condition: UsedThis used modem has been inspected and appears to be in good condition. It was pul