CESS 1/4 Inch TRS to RCA - 6.35mm Stereo Male to RCA Female (4 Pack) Nickel plated for maximum signal transfer & durability.Material :Allory 6.35mm stereo male plug to 2-way RCA jack Can be use dual RCA plug work to 6.35mm jack & socket Low signal loss, high transfer speed Applicable to connection of audio device