REAN NYS204 6.35 mm Stereo Jack Plug with Plastic Boot and Spring Strain Relief. This stereo jack plug features a plastic boot and spring strain relief for durability. It is a 6.35mm stereo jack plug, also known as a TRS jack, equipped with a synthetic casing and nickel contacts. This plug is suitable for various professional audio applications and can be soldered to a desired cable. Rean is a sub-brand of Neutrik, ensuring high quality.