Uncompromising Hi-Res Audio ELIT200NC in-ear headphones provide you with an immersive listening experience. With precision engineered 12. 2mm audio drivers, combined with our unique sound signature, they provide deeply powerful bass with crystal clear audio fidelity. So, no matter the genre of music, youll be able to clearly hear every note..Active Noise Cancelation Active noise canceling technology removes low-frequencies, so you can enjoy soft music on ights, trains, and in similar places without hearing a distracting buzz in the background..Bluetooth Wireless Enjoy wireless connectivity to your music for up to 10 hours. A quick 15-minute charge keeps you going for up to 2 hours, getting you back into your music so you dont miss a beat..Comfortable Ergonomic Design The oval acoustic tube design provides you with a precision fit thats perfect for continuous and long-term usage. Medical grade silicon ear caps ensure a secure fit with no skin irritation..Noise Isolation ELIT200NC comes with a noise isolating fit, as it rests securely in your ears with a perfect seal that enhances bass performance.