Add to Cart Quick view US Robotics Sportster 28,800 V. 34 PC with V.42 bis and Fax 00084000 US Robotics Was: $19.20 Was: $45.00 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. 11875 SKU: 11875 Weight: 1.00 LBS