The Sony WH-1000XM4 are over-ear wireless noise-canceling headphones designed for immersive listening experiences. They feature Adaptive Sound Control, which automatically adjusts the noise-canceling settings based on your activity and environment. The headphones are powered by Sony's QN1 HD noise-canceling processor, delivering high-quality sound while effectively minimizing ambient noise. They support LDAC for high-resolution audio streaming and feature a long battery life of up to 30 hours on a full charge. Quick charging capabilities allow for 5 hours of playback after just a 10-minute charge. The headphones incorporate touch-sensitive controls for adjusting volume, skipping tracks, and activating voice assistants. They also offer Speak-to-Chat technology, automatically pausing playback when you speak. The WH-1000XM4 is designed for comfort with plush earcups and a lightweight frame, making them suitable for long listening sessions. Various customization options are available via the Sony Headphones Connect app, allowing users to tailor their sound preferences.