Wireless Bluetooth Headphones that help you disconnect - literally and figuratively. Escape the everyday with your favorite tunes and audiobooks anytime, anywhere. These advanced Bluetooth earphones from B HM help you disconnect from your surroundings and from the headache of tangled wires. Make an easy lifestyle upgrade and enjoy the latest in Bluetooth technology with these premium cordless headphones. The primary distinction between these headphones and others on the market is the active noise cancellation technology, which unlike passive noise isolating designs,s actively cancels ambient noise for focused listening. Premium Stereo Drivers Want a powerful pair of bass headphones? The two high-end drivers crank out powerful, thumping bass, prominent mids and truly sparkling highs. The driver units measure in at 40mm and feature an impressive frequency range of 20hz-20khz. Rechargeable Battery While the built-in 290mAh rechargeable lithium ion battery charges in a rapid 3 hours, it provides for up to 16 hours of continuous music playback or up to 18 hours of continuous talk time on a single charge. (Max ratings at 50% volume.) A premium aux cord is also included so you can connect the headphones manually. Safely store your headphones in the slim, ultra-protective carrying case. Comfort & Convenience The supple leather ear cups and headband rest softly for endless hours of fatigue-free listening - making them the perfect as headphones. An inline remote and microphone add convenience: take hands-free calls and resume your music with no hiccups. Luxurious Style & Detail The lightweight aluminum housing features zinc alloy metal detailing, while the ear cups are swathed in gorgeous protein leather. The B HM B-66 outfits you with a high level of luxury that's rarely found in headphones - at any price point.