The world's best noise-canceling (*) integrated processor V2 and QN2e high quality noise cancelling processor enable high level noise cancelling processing and sound quality signal processing. In addition, the "Multi-Noise Sensor Technology" features dual feedback microphones, feed forward microphones, and 3 noise canceling microphones per ear for overwhelming noise cancellation. This allows for an even 20% noise reduction to the WF-1000XM4 ratio, allowing you to enjoy the high fidelity sound quality that has never been seen before. * Left and Right Independent Wireless Noise Cancelling Headphones in the market As of April 10, 2023, Sony Research and the JEITA Standards The ultimate sound experience that will be stealled by Sony's proprietary 0.3 inch (8.4 mm) driver unit "Dynamic Driver X". The diaphragm construction combines different materials in the dome and edge, while the soft edge sinks into the bass, the lightweight, high-rigidity dome reproduces the elongated treble. From signal processing to playback, the high grade processing reduces distortion, and achieves an overwhelming high quality sound quality with high fidelity This product has been made smaller and lighter in weight and has a minimalistic design. The new thin driver unit and SiP on the main substrate have been realized in a smaller size. For the previous model WF-1000XM4, the mounting part was reduced to 0.2 oz (7.3 g), with the WF-1000XM5, weighing up to 2.0 oz (5.9 g). The volume of the earphone itself is about 25% smaller than previous models, reducing the interference with the ears and providing a comfortable fit. The inner part of the attachment is a curved shape that fits the inside of the ear due to the ergonomic surface that supports the earphone itself in contact with the ear. In addition, the lower profile design allows for greater stability in the ears. The microphone part uses a non-textured design with micro-perforated metal to reduce wind noise Sony is the best call quality ever (*) that is small and has high call quality. In addition to adopting wind noise reduction construction, the high precision voice pick up technology and bone conduction sensor, Sony has achieved the highest call quality ever made You can connect two devices simultaneously without any OS or switch between Bluetooth connections. For example, if you connect it to a private smartphone and a computer of your company, you can watch music and content on your smartphone while commuting to work, and open the computer after you move, you don't have to reconnect the Bluetooth connection of the earphones, and you can also use the same earphones as earphones as earphones for online meetings