The FOFUN NC95 Hybrid Active Noise Cancelling Headphones with Knob Control in Silver are over-ear headphones that offer a comfortable fit for adults. They feature Bluetooth wireless communication technology and have a built-in rechargeable battery for convenience. The headphones also include a detachable cable feature and support Bluetooth technology version 6.0. With an sleek starlight color and a weight of 1.3 pounds, these headphones provide a high-quality listening experience with active noise cancellation for immersive sound quality. Silver color