The Yesido YAU28 3.5mm 2-in-1 Headset Adapter Cable is designed to enhance your audio experience by allowing you to connect both your earphones/headset and microphone through a single 3.5mm port. Measuring 15cm in length, this compact adapter features a 3.5mm male plug and two 3.5mm female jacks—one for the earphone/headset and one for the microphone. The enamel-coated copper core and aluminum alloy shell ensure superior durability and audio quality, making it ideal for use with mobile phones, tablets, MP3/MP4 players, and more. Specifications: Brand: Yesido Model: YAU28 3.5mm 2-in-1 Headset Adapter Cable Color: Black Applicable to: Smartphones, Speakers, Headsets, Car Audio Item Name: 2-in-1 Headset Adapter Cable Interface: 3.5mm Port Wire Core Material: Enamel-Coated Copper Core Shell Material: Aluminum Alloy Outer Wire Material: Braided Wire Length: 15cm Key Features: This 15cm adapter cable features a 3.5mm male plug and two female ports: one for your earphone/headset and one for the microphone. It supports mobile phones, tablets, MP3/MP4 players, and other audio devices, providing an all-in-one solution for audio input and output. The durable braided wire and aluminum alloy shell offer both flexibility and longevity, ensuring clear sound transmission and a reliable connection for both audio and microphone use.