With their first two headphones, the small Japanese manufacturer Phonon from Kawasaki near Tokyo has also attracted attention in Europe. The SMB-02 is a high quality studio headphone with very good bass resolution and neutral transparency. The Phonon 4000 is a very compact and extremely foldable DJ headphone. With the 4400, the Japanese are now presenting an update that is to combine the sound characteristics of their studio headphones with the form factor of the DJ headphones.
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