Mid A.N.C. is an active noise cancelling headphone with Bluetooth aptX technology. It delivers superior wireless audio while dampening the sound around you, letting you enjoy what matters most – the music. It offers up to 20 hours of wireless playtime when active noise cancelling is engaged or 30+ hours of wireless playtime without ANC.Mid A.N.C. is an active noise cancelling headphone that utilises four microphones to continuously measure and pinpoint ambient noise to block out the things you don’t want to hear. Now you can focus on what matters most – the music.Connect wirelessly to Mid A.N.C. with Bluetooth aptX technology. Not only does Bluetooth aptX play music at a higher bitrate, but it also minimises audio/video-syncing issues, allowing you to watch movies with perfect lip sync. This also gives you the freedom to move with 30 feet of wireless listening range.Mid A.N.C. is an on-ear headphone that features a plush headband wrapped in soft microfiber, while the brass-plated Marshall logo and black anodised metal detailing gives this headphone an iconic look.