“micro BL is equipped with a high quality headphone amplifier…It is an extremely successful design. Phenomenal equipment and excellent multi-functionality.”
http://stereoikolorowo.blogspot.co.uk/2017/06/ifi-micro-idsd-bl-black-label.html
Thank you for this awesome review Stereoikolorowo and iFi Poland (Moje Audio)
Translated with Google