These over ear headphones have Adaptive noise cancelling technology combined with Bluetooth 5.1 wireless operation giving you a stunning listening experience. These headphones offer crystal clear sound performance with dynamic sound and strong deep bass reproduction, with a built-in rechargeable battery that provides continuous playback of up to 6 hours. The adjustable head band and super comfy foam ear pads provide premium comfort, while built-in controls keep control at your fingertips. 3.5mm audio input also provided for use with non-Bluetooth devices. Includes 3.5mm to 3.5mm auxiliary cable, USB charging cable. Features: Active Noise Cancellation Bluetooth v5.1 Wireless Technology Rechargeable Battery In-Built Microphone 3.5mm Auxiliary Jack In-Built Controls Speaker:Φ40mm Dynamic type Battery capacity:3.7V/400 mAh Charging time:about 2~3 hours Playback Time: Noise Cancelling Only: up to 12-15Ho
