VCE 2-PACK 6.35mm (1/4 inch) to 3.5mm(1/8 inch) Male to Female Stereo Jack Adapter 6.35mm to 3.5mm stereo adapters allow a 6.35mm (1/4 inch) stereo port to accept a stereo cable with a standard 3.5mm (1/8 inch) plug Connect audio devices such as amplifiers and AV receivers to MP3 Players or smartphones with 6.35mm socket Gold-plating resists corrosion and ensures minimal signal loss 360 degree grip treads help easy plugging and unplugging Warranty:One Year Warranty for quality problemplease let us know and we will immediately refund your purchase price or give you a replacement