Pre-owned EUC Works-tested Headphones only Cancel out the world with smart noise cancellation Noise cancellation automatically senses your environment with Dual Noise Sensor Technology Long-lasting listening with up to 35 hours of battery and quick charging Smartphone compatibility for hands-free calls and use with your voice assistant Wireless Bluetooth streaming with NFC one-touch.Hear more detail with the 30 millimeter driver units.Ultra-comfortable headphones design with adjustable metal sliders.Next-generation USB type-C charging.Connector type: USB type C