COWIN HE8 Bluetooth Headphones， Active Noise Cancelling Earbuds Wireless Headphones with Microphone Ear buds - Black (Black)[Product Information]- UNIQUE ACTIVE NOISE CANCELLING EARBUDS:Cancel out background noise up to 32dB at Frequncy Range 20-2000HZ，built-in the best Noise Cancelling Headphones Chipset AMS3421 inside which can reduce 99% of ambient background noise and to give you the true pure music you love for work，travel，sport and relaxation;
- SUPER HIGH QUALITY SOUND with aptX CSR: with aptX， you can experience CD-like quality audio whenever and wherever you choose.This wireless Ear buds ensure high-fidelity stereo sound and low latency with the extra bass experience.
- EXTREME LIGHTWEIGHT: only 15g weight for perfect workout partner. The lightweight and waterproof of the headphone creates extreme perfect fit， sweat， rain， wear and tear and lets you walk around tangle free.
- ULTIMATE COMFORT:This Custom-Fit Bluetooth earbuds are designed just for you so they fit perfectly every time. S，M & L optional sizes of eartips included to fit different sizes of ear canals. In addition， we developed two different wing secure systems to ensure they always stay in even during extreme conditions.
- OTG MAGNETIC CHARGING:Charge through all your devices. You can charge HE8 earphones on all devices such as computer (USB)， AC-adapter (USB)， Android (micro-USB). By using 3% of your Android phone battery capacity to FULL charge your HE8 you get 11 hours of ANC， 5 hours of music， and 60 days of standby. You can also plug into your Android phone and listen while charging， often called "OTG" On the go charging.
