ELIT400NC comes with superb Active Noise Cancelingfunction for further elevating the listening experience.Without background noise distraction, you can enjoy theoriginal recording with the Hi-Res Audio. The soft memoryfoam cushions with lightweight design fit naturally matchyour ear and enable you to enjoy high-quality,long-listening comfort. It offers super long 22 hours playtime (18 hours with ANC on), 15 mins fast charging for 4Product Highlightshours play as well as a wired option, providing continuousmusic sessions. The slim fold design provides greatportability. It come with music and call control and echocancellation technology for clear conversation over theheadset. Best option for travelers. 2 colors options areavailable.