Highlights: True Pn P & Bi-directional printing USB (Universal Serial Bus) Rev.1.1 compliant Bi-directional parallel interface communication Fully compatible with all parallel printers Compatible with: IBM PC 486DX4-100 MHz or higher USB 2.0 port CD-ROM drive Windows 95 OSR2.1/98/2000/ Me/XPSpecification: Connector type: 25-pin Parallel Dimensions (cm): 10.5 x 11 x 3.5 Weight (Kg): 0.102 Package Contents:1 x 25-Pin Parallel to 25-pin