It is a Kumamoto audio brand known only to those in the know.
Amplifiers equipped with proprietary SATRI-IC circuits are attracting audiophiles overseas.
You can choose between voltage output and current output SATRI LINK.
By using a current output, it is possible to reproduce more information than a voltage output and with less distortion.
The HDA-5210mk3 headphone amplifier is especially popular because of its affordable price.