TecSox Octave Wired Earphones offer versatile audio performance with multifunctional button control,high bass, and compatibility with PCs and mobile devices. Specifications: Multifunctional Button Control: Easily switch tracks, adjust volume, and take calls. High Bass: Deep, powerful bass for a dynamic audio experience across all genres. Universal Compatibility: Works with PCs and mobile devices via a 3.5mm jack. Ergonomic Fit: Comfortable design for extended wear, perfect for long sessions. Sleek Design: Classic black aesthetic with a sophisticated look. USP: Crystal-Clear HD Sound: Enjoy immersive, high-definition audio for music, calls, and more. Durability: Built to handle daily use without wear and tear. Noise Isolation: Block out the world and fully enjoy your tunes. Portable & Travel-Friendly: Compact design for easy storage and convenience.