6' USB to Parallel DB25 (25-pin) Adapter - Add a Parallel Port to your PC via USB! (Silver/Blue) 6-foot USB Male to Parallel DB25 (25-pin) Female Adapter General Features: Metallic colored cord with transparent blue ends USB 1.1 interface Truly bi-directional communication between PC and printer 12 Mb/s data transfer rate Supports Windows 98 SE/2000/XP Mac OS V2.8~9.2 Supported HP Printers: HP DeskJet 420 HP DeskJet 500C