Sony Noise Cancelling Headphones WHCH710N: Wireless Bluetooth Over the Ear Headset with Built In Mic for Phone-Call, Black USED, VERY GOOD condition. Tested by seller: Connected via Bluetooth to Android phone. All functions work perfectly. Great sound. Non original charger cord included. FREE SHIPPING by following business day. • Smart Noise Cancelling automatically senses your environment with Dual Noise Sensor Technology • Up to 35 hours of battery and quick charging • Smartphone compatibility for hands-free calls • Wireless Bluetooth streaming with NFC one-touch • 30 millimeter driver units • Ultra-comfortable headphones design with adjustable metal sliders • Connector type: USB type C charging