1/4 to 1/8 cable(6.35 to 3.5) is a 6.35mm male plug into a 3.5mm female jack adapter, for connecting smartphones, tablets, iPod or headphones with standard 3.5mm plugs to audio devices with a 6.35mm stereo jack. For Example: piano keyboard to headphones adapter, guitar to speaker adapter, amplifier to headphones adapter, amplifier to speaker adapter, 6.35mm headphone to computer adapter, mixing console to speaker adapter Various lengths for you to choose: Durable and premium soft PVC jacket extension cable trends to create more available space between two connected devices. Please notice that the devices you use for should also have a stereo TRS jack (Transfer audio, no mic function). Connectors: 6.35mm male to 3.5mm female. 6.35mm Male Adaptor: Electronic keyboard, Audio mixer, amplifiers, electric guitar/piano, stereo system, mixing console, home audio, home theater devices or AV receivers with a 6.35mm 1/4 stereo jack. Stereo Power Amplifier, Electric Guitar / Piano, Electric Bass, E-Keyboard, Piano, Stereo System, Mixer, Home Theater, Boxing and More. 3.5mm Female Stereo Adaptor: Smartphones, ipods, MP3 players, Tablets, portable CD/DVD players or laptop with standard 3.5mm 1/8 inch plugs. Package Included: 1X 3.5 Male to 6.35 Female Audio adatper cable See moreBuy With Confidence: We’re confident in our product so we offer 12 months warranty and 30-day money back guarantee (Back up with 18-Month Extension Warranty). With a reasonable price and solid build quality, this cable is something you should consider if you need a premium and durable stereo cable. Cable Advantage: 24K gold-plated contacts translate to squeaky-clean sound quality and seamless transmission. A shell made of premium metal, good at canceling out intrusive noise and keeping up a consistent signal reception. The double shielding that runs through the entire length of the cable cuts out as much irrelevant noise as possible. Quadr-Layer Shielding: this 6.35mm to 3.5mm adapter perfectly combined tinned coppers, aluminum foil, soft and durable PVC covers, it's high-density shielding protection and effective isolation, offer a full and delicate tone, highly restored quality sound. Universal Adapter: Hear music clearly with this 6.35 to 3.5 headphones extension cable. It has a 1/8-inch female stereo TRS end and a 1/4-inch male stereo TRS end to connect most headphones, Home Audio, Amplifiers, Guitar, Piano, Home Theater Devices, or Mixing Console. Extends Your Enjoy: This 1/4 to 3.5mm adapter cable is designed to extend the reach of hard-wired headphones with a stereo phone plug. It may also be used as a stereo extension cable.