Product Overview: ‣ High-performance wired earphones by Bose, designed for active users with durable construction, immersive sound quality, & a comfortable fit. Key Features: ‣ Durable &Sweat-Resistant ‣ High-Quality Sound ‣ Secure Fit for Active Use ‣ Tangle-Free Cable ‣ Lightweight & Portable Technical Specifications: ‣ Connectivity: 3.5mm Jack ‣ Frequency Response: 20Hz - 20kHz ‣ Impedance: 16 Ohms ‣ Color: Black