"Cables To Go's Modem Cables are fully molded and foil shielded. This design ensures long lasting data integrity, regardless of modem baud rates. The hoods have office quality appearance with long, easy-grip, slotted thumbscrews for neat and easy connections, all with an industrial strength robustness. With lengths available up to 25ft, your modem can be placed to organize your work area for maximum efficiency and comfort. For custom lengths or special handshaking configurations, just give us a call. Connectors: DB9 Female to DB25 Male. Fully molded and foil shielded to protect against EMI/RFI interference. Connect a PC computer to an external modem via the DB9 serial port."