Skullcandy Rail ANC Wireless Bone Colour Earbuds are latest premium earbuds featuring best driver yet with deep bass and a huge dynamic range. Comes with adjustable hybrid 4-mic Active Noise Canceling. It also features Skull-iQ Smart Feature Technology with over-the-air upgrade capabilities and Hands-Free Voice Control, now available in multiple language options. Rail ANC provides 27 hours of listening time with ANC on and 38 hours with it off. Plus, Multipoint Pairing lets you connect your earbuds to two devices simultaneously. Manages your connections automatically. Rail ANC features 12mm drivers that have been selected and expertly tuned, in combination with dual Clear Voice Smart Mics, which use A.I. to isolate the speaker’s voice and reduce background noise. Plus, Personal Sound by Mimi lets you custom-tune the sound to your individual hearing through the Skullcandy App. Rail ANC includes the simple convenience of a wireless charging case. A Capacitive Touch Control on each earbud makes adjustments easy and intuitive. You can even set up your earbuds exactly how you want them with customizable user interface settings in the Skull-iQ App. The earbuds hold 7 hours and the charging case holds 20 hours with ANC on. Plus, using rapid charge, the first 10 minutes of your charge will give you 2 hours of play.