PSZ technology is a new acoustic technology developed by NTT based on the principles of sound itself. There is also a built-in microphone for making calls and other sound recording requirements. ![]() This enables the user to listen to the sound emitted from the earphones as well as ambient sounds in their environment simultaneously,” notes the company, in a technical product statement.Ī feature we have only really seen in Jabra earphones with their ‘hear-through’ function which brings outside noise into the ears through the in-built microphones (very useful for crossing roads more safely), NTT is also featuring this function to enable users to more easily multitask or maintain conversations with family, friends or colleagues while also listening to music, podcasts, videos or ambient sounds in nature.įeaturing a speaker unit that is located above the ear, users can experience natural sound as if wearing ‘speakers in their ears’. “The NTT sonority nwm earphones achieve this goal through the product’s PSZ technology that enhances user safety and comfort by locking the sound of the device in a 360-degree space within a few centimetres from the ear. NTT sonority’s audio brand nwm (New Wave Maker) will continue to enhance its products with PSZ at its core, the idea to create a product with no ‘sound leakage’ when being worn. ![]() the official term for earphones that go not quite into your ear, but rest above your earhole leaving the user ‘open’ to also hearing sounds from the outside world) PSZ is supposed to ‘locks audio’ into a small, individualised space. The firm’s technology is called ‘Personalised Sound Zone’ (PSZ).
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