DB25 Male to Female cables from Parts4pc 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. Connectors: DB25 Male to DB25 Female Extend existing RS-232 Serial or Parallel cables Protection against EMI/RFI interference Fully molded connectors with thumbscrew provide you with a quick and easy connection each time All 25 lines wired st