Granvela A8 Dual Driver in-Ear Earphones, Wired Stereo Sport Earbuds with Mic and Noise-isolating Headphones,Dynamic Crystal Clear Sound, Ergonomic Comfort-Fit for Running, Workout, Gym [Dual Driver,Hi Fidelity]: Powerful Dual Dynamic Drivers for Premium Sound. A high level of sound isolation for immersive audio with extended bass response [Erognomic Fit]:Conforms to the shape of the ear for comfortable and secure fit. The memory wire securely holds its shape so the earphones won't fall out on-stage or on-the-go. [Detachable Cable]The detachable gold plated connectors let you replace cord easily and prolong the use of the earphones. [Musicians Earbuds]With fascinating vocal and impressive sound, the stage performance of the A8's makes them the perfect companion for musicians. [Includes]: 1 pair of Foam Ear tips, 3 pairs of Silicone Ear tips, 1 Detachable Cable; 1-Year Manufacturer's Warranty