The product was delivered on time, and is as good as we had hoped. My daughter really loves the headphones, and I was thankful to MTMT for getting them here in time for Christmas. All the other stores were out of stock, but they came through for me.
Description
SONY WH-1000XM4 Wireless Noise Cancelling Headphones blend our most advanced noise cancelling with exceptional sound quality and a range of smart features for an unrivalled listening experience. With dual noise sensor technology, featuring two microphones on each earcup, captures ambient noise and passes the data to the HD Noise Cancelling Processor QN1. Then applies noise cancelling processing in real time to a range of acoustic environments.
Working together with a new Bluetooth Audio SoC (System on Chip), it senses and adjusts to music and noise signals, as well as acoustic characteristics between the driver unit and ears, at over 700 times per second. Available in 3 different colors, Black, Silver and White (Special Edition).
HD Noise Cancelling Processor QN1, Bluetooth Audio SoC and a dual noise sensor let you listen without distractions
Personal Noise Cancelling Optimizer and Atmospheric Pressure Optimizing
High-quality audio with DSEE Extreme and LDAC
Adaptive Sound Control automatically adjusts ambient sound settings to suit your location and behavior
Wireless freedom with BLUETOOTH technology
Headphone Type: Closed Dynamic
Driver Unit: 40mm, dome type (CCAW Voice Coil)
Magnet: Neodymium
Diaphragm: Aluminum coated LCP
Frequency Response: 4Hz - 40,000Hz, Bluetooth Communication - 20Hz - 20,000Hz (44.1kHz Sampling) / 20Hz - 40,000Hz (LDAC 96kHz Sampling, 990kbps)
Sensitivities: 105dB / mW (cable with the unit on) , 101dB / mW (cable with the unit off)