Sony Wireless Noise Cancelling Alexa Up to 30 Hours Continuous with 2020 360 Reality Audio Black BM WH-1000XM4 Headphones LDAC/Amazon

Type: Closed dynamic (over-ear), Driver unit: 40mm dome type, Continuous music playback time with Bluetooth connection: Up to 8 hours, Charging time: (NC ON) Up to 30 hours (NC OFF) Up to 38 hours, Weight: Approx. 254g, Frequency response: 4Hz-40000Hz, Charging terminal: USB Type-C Adaptive Sound Control AI automatically switches between noise cancellation and ambient sound modes based on the user's behavior, selecting the preferred noise cancellation or ambient sound mode based on the user's frequently visited locations. It supports a wear detection function that stops music playback simply by putting on or taking off the headphones. Lightweight design and optimized side pressure/ear pad contact area ensure a comfortable fit even during extended use. Improved noise cancellation performance thanks to an advanced algorithm. Cuts 20%* more everyday noise than the previous model. The algorithm has been improved with the addition of a high-performance new chip. Adapts in real time with high precision to music, noise, and acoustic characteristics. Further evolved high-quality sound design ~DSEE Extreme~ DSEE Extreme, powered by AI-driven deep learning, analyzes music in real time and upscales it to the optimal sound. LDAC transmitted audio sources and DSEE Extreme upscaled audio sources can also be adjusted to your preferred sound with the equalizer. The "Speak to Chat" feature allows you to have conversations without removing your headphones, and it also lets in ambient sounds depending on the situation. Accessories: USB Type-C cable (approx. 20cm), headphone cable (approx. 1.2m), carrying case, airplane plug adapter, instruction manual, warranty card It uses a soft, low-rebound urethane material. Compared to the previous model, it conforms better to the sides of the head, and the increased contact area distributes pressure on the sides of the head, resulting in a softer feel and a better fit.