About this item This 1/4 to dual 1/8 adapter features two 3.5mm female jacks connecting to a 6.35mm male plug, making it perfect for linking audio devices with a 6.35mm stereo jack to headphones or speakers equipped with standard 3.5mm plugs. It can be used to connect a piano keyboard to two headphones, a guitar amp to dual speakers, an amplifier to double headphones, or an amplifier to a speaker. One More Spare Female Connector: This new 1/4 to 3.5mm headphone splitter has the same function as previous versions with an additional 3.5mm female jack, allowing audio transfer to two headphones or one headphone. (Note: the devices used should also have a TRS stereo jack. Only audio transfer is supported with no mic function.) Qualified Audio Adapter: The 6.35mm to 3.5mm dual adapter is designed with 24K gold-plated connectors, ensuring high stability and high-speed lossless transmission. The metal housing provides wear resistance, anti-corrosion, and solid protection, while tin-plated oxyg