6ft DB25 M/F Straight Thru Extension Cable : DB25 Male to Female cables from 2R are designed for RS-232 serial or parallel extension applications. Extend your existing cables easily and at a lower cost than buying a new cable. All 25 lines are wired straight through pin-to-pin for ease of compatibility. Each cable is constructed with molded connectors and foil shielding for EMI/RFI protection