Product Overview: ‣ Wireless Over-Ear Headphones With Noise-Cancelling Technology, Offering Jbl Signature Sound And A Comfortable Fit For Immersive Listening. Key Features: ‣ Noise-Cancelling: Blocks Out Ambient Noise ‣ Jbl Signature Sound: Rich And Powerful Audio Technical Specifications: ‣ Type: Wireless Over-Ear Headphones ‣ Connectivity: Bluetooth. ‣ Battery Life: Up To 40Hrs