ProHT Pro USB to Parallel Converter Cable (08305)-6.8 Feet, 36 Pin Male USB to LPT Serial Printer Adapter Cable, Plug & Play, Compatible with 8/7/Vista/XP//2000 and Mac OS X 10.6 and Above Pro USB to Parallel Converter (IEEE 1 to 1). Operating Systems: Windows 2000 or later. Full compliance with the USB spec. 1.0. Low power consumption and is powered from USB connection. Full compatible USB host device drivers available. Transparent fully automatic support for true bi-directional communication. Hardware initiates and manages automatic negotiation for the fastest protocol available. Support standard PC parallel port register-based operations; Support of multiple logical channels. Maximum throughput: 1.216 Mbytes/s (ECP mode). Allows current Microsoft Windows printer drives to print seamlessly to USB. Fully Plug & Play compatible. High-Quality Picture, Sound, and Ethernet in 1 Cable. 100% Lifetime Warranty.