HD Stereo Sound with Deep Bass and Left/Right Channel Separation for Immersive Audio Built-in Dual IC Microphone with Multi-Function Button for Calls & Music 10mm High-Fidelity Dynamic Drivers for Clear and Powerful Sound Durable, Tangle-Free Cable with Stylish Matte Black Earbuds Compatible with All 3.5mm Jack Devices (Android, iOS, PCs, etc.) Ergonomic In-Ear Design for Long-Lasting Comfort Warranty valid only for new product; new piece will be provided if faulty