Sense Engine and Adaptive Sound ControlSony's Sense Engine and Adaptive Sound Control technology are designed to automatically adjust the level of cancellation based on your activity. If walking or waiting, they will adjust to help you be aware of your surroundings and hear announcements. While traveling, it adjusts to help keep you from being disturbed. When flying, unique atmospheric pressure optimizing adjusts to help deliver optimal sound at high altitudes.Built-In Voice AssistantAsk the Sony WH-1000XM3 headphones questions and have it perform tasks just like you would normally do with your phone.Personalized Noise-Canceling OptimizationThe Personal Noise Cancelling Optimizer is designed to adjust itself based on your head size, hair type, and whether you're wearing glasses.Hands-Free CallingWith a simple double tap of the earcup, you can answer incoming calls when paired with your phone. Multiple microphones are built in to help give you clear call quality.Sony Headphones Connect AppThe WH-1000XM3 headphones can be controlled via the Sony Headphones Connect app for iOS and Android devices. With it you can adjust the equalizer and noise cancellation settings to customize your listening experience.Quick AttentionRegardless of the level of noise-cancelation, the Quick Attention features lets you quickly hear your environment, whether it's to hear an emergency announcement or have a quick conversation. Simply place your hand over the housing of the right earcup to quiet things down so you can hear.