Its driver unit is made by top-quality copper, the resolution is higher than ordinary drivers and with the vast sound field, and it could response great vocal at treble and bass, offering a kind of ease auditory sense. Gold-plated jack, could prevent oxidation efficiently, and with 32 core oxygen-free copper cable, the sound will not be distorted, giving you a better audio restoration. The cavity, which is made by resin, is environmental and durable. It has a longer lifespan. And the ergonomic designed ear tips, combined with CVC noise cancelling technology, not only efficiently reduce the background sound, but also offer a long-lasting comfortable wearing.

MADE FOR RUNNERS: Best workout sweatproof secure-fit Bluetooth headphones. Designed uniquely for runners, bodybuilders, fitness-seekers, and made perfect for hiking, gym, and other outdoor activities without falling off. HD SOUND & SWEATPROOF: Features High-Definition crystal clear sound quality. Best wireless earbuds sound with state-of-the-art Sweatproof technology that protects your headphones from sweat while engaging in any sports or outdoor activity. ERGONOMIC AND COMFORTABLE DESIGN: Earbuds designed ergonomically to sit comfortably, secured, and snugly in your ears when you are active. Boosted with extra stability to make it stay secured in your ears.