RCA coaxial cable for reference stereo soundWhen you value excellent sound, you will need the perfect audio cable. Because electromagneticinterference can easily affect sensitive audio signals, shielded cables provide full protection andsilver-plated braids assist the subtle impulses to arrive nearly free of unwanted interferences atthe amplifi er. Purest materials, and precision workmanship support this task.- pure copper conductor and 2-way shielding for clear signal quality- double mono design for clear channel separation- 50 Ω defined characteristic impedance- 24 carat gold-plated contacts for minimum transmission resistance