Description Sony HCH720N Wireless Headphones (Black) The Sony Wireless Noise Cancelling Over-The-Ear Headphones with Microphone is a wireless headphone with Digital Noise Cancelling. The lightweight over-ear design is perfect for commuting and everyday music enjoyment. A powerful companion app provides extensive custom features, including sound and noise cancelling adjustment. Long battery-life, quick charging and handsfree voice calls, with multipoint, also make this headphone a smart choice for both work and pleasure. Noise Canceling Dual Noise Sensor technology and an Integrated Processor V1 take noise canceling to the next level. Now you can fully immerse yourself in music. Enjoy all-day comfort Whether you’re working from home or relaxing with your favorite content, the WH-CH720N are ergonomically designed to be lightweight and comfortable. With up to 35 hours battery life, you can wear them for longer without needing a break. Tune the world out Dual Noise Sensor technology and an Integrated Processor V1 take Noise Canceling to the next level. Now you can shut the world around you out and immerse yourself in the music. You can also adjust the ambient sound across 20 different levels with the Sony | Headphones Connect app. More music, less background With two microphones in each earcup and Dual Noise Sensor technology to capture ambient sound, you can block outside noise everywhere you go, so the only thing you hear is your music. More natural ambient sound In Ambient Sound mode, the WH-CH720N headphones capture more of the ambient sound around you thanks to the feedforward and feedback mics, so you can enjoy a natural listening experience while staying connected to your environment. Plus, the Sony | Headphones Connect app allows you to adjust the ambient sound in 20 levels, or use the Focus on Voice setting to chat without removing your headphones. Key Features Sony’s lightest Wireless Noise-canceling headband Super comfortable and lightweight design High sound quality and well-balanced sound tuning Crystal clear hands-free calling and voice assistant Up to 35-hour battery life with quick charging Built-in microphone