Supports high-speed IEEE 1284 bi-directional communication (modes: standard compatible nibble byte ECP and EPP) | Nickel plated connectors and gold plated copper contacts offer superior conductivity | Superior molded cable with integral strain relief and double shielding (foil and braid) for maximum EMI/RFI protection | Low-capacitance impedance matched twisted-pair conductors protect against cross-talk and other transmission problems | Bi-directional communication allows your printer to broadcast printer error messages back to network computers | Molded ends with easy-grip textured overmold | Tripp Lite warrants this product to be free from defects in materials and workmanship for life