Gold Null Modem Cable (DB9 F/F)- 6 Feet * Premium double shielding minimizes line noise interference * 24K gold-plated DB9 connectors assure error-free signal transfer * Broad compatibility with PCs and Macs * Lifetime warranty * 6-ft. Null Modem Gold Cable (DB9 F/F) * Gold-plated connectors provide superior conductivity * Null modem cables connect two serial devices that require a null modem configuration * Superior molded cables with integral strain relief and foil-shielding for maximum EMI/RFI protection