Digital Active Noise Cancelling Technology(ANC): Professional advanced noise cancellation silences up to 90% of machine noise. Cancels noise from aircraft, subways, cars and crowds,so you can focus on what are you doing. (Kindly Note:its NOT 100% noise cancelllation,Human talking CAN NOT be elimated and ANC is less effective in quiet environments). ANC Works well both wired and wireless Provides High-Res Audio in Silence: Features a dual 40 mm HD high-resolution audio driver, along with 360 omnidirectional noise-cancelling ANC technology, a high-response diaphragm, lightweight voice coil. Delivers peerless sound with no interruptions.Sometimes quality just needs to be heard.Find the rhythm of your soul 50+ Hours Music Enjoyment: A built-in 1000mAh battery won't allow your headphones power off, you can enjoy your world without noise for 50 hours' long time with a single charge.or plug in 3.5mm stereo audio cable to prolong using time when battery is low Unique Foldable Lightweight & Ergonomic Design: The professional-grade protein ear-pads,100 inward rotation and 120 inward folding ear-cups with superb LIGHTWEIGHT only 0.4 lb for maximum comfort, even during long periods of use. Folds away compactly for easy storage when travelling. Ergomonic headsets' structure and multi-level adjustable headband to get the best suitable size for you Low lantency gaming mode: Only press the Multi-function button three times, enter the low latency gaming mode. Enable you to experience the immersive gaming environment with seamless music