Sony WH-1000XM4 Wireless Premium Noise Canceling Overhead Headphones – 30hr Battery Life, Over Ear Style with Mic for Phone-Call and Alexa Voice Control – Black International Version

Noise cancellation, powered by HD Noise Cancelling Processor QN1. Industry-leading noise canceling with Dual Noise Sensor technology,Specific uses for product Audio Frequency Response 4Hz-40,000Hz. Headphone Type Closed, dynamic. Frequency Response: 4 Hz-40,000 Hz
Sound quality – these Bluetooth headphones support ideal Resolution Audio, and even compressed music files are upscaled using evolved DSEE Extreme technology. Up to 30-hour battery life with quick charging (10 min charge for 5 hours of playback)
Speak-to-Chat automatically pauses playback when one start a conversation, Wearing Detection powers off headphones when not wearing them, plus more smart features for a seamless, hands-free listening experience. The WH1000XM4 Touch Sensor controls to pause play skip tracks, control volume, activate your voice assistant, and answer phone calls.