Dual Noise Sensor technology and an Integrated Processor V1 take Noise Cancelling to the next level. Now you can shut the world around you out and immerse yourself in the music. Whether you're working from home or relaxing with your favourite content, the WH-CH720N are ergonomically designed to be lightweight and comfortable, and with up to 35 hours battery life, you can wear them for longer without needing a break. Sound like the artists intended. Enjoy natural vocals, crystal-clear sound and balanced tuning thanks to the Integrated Processor V1 and Digital Sound Enhancement Engine (DSEE), producing a high-quality sound exactly as the artists intended. Improved technology, better calls. Precise Voice Pickup technology, a beamforming mic, and Wind Noise Reduction Structure will give you a clear and natural conversation throughout the call. Multipoint connectivity. For total convenience, these Bluetooth® headphones can be paired with two Bluetooth devices at the same time. So when a call comes in, your headphones know which device is ringing and connects to the right one automatically.