HFI57 is a professional dynamic headphones with closed-back earpieces, particulary suited for the use as monitor headphones in recording applications. The sophisticated 57mm. drivers offer an extended reponse with a sound reproduction faithful to the source.
It is fitted with 2mt. single cable with 3.5mm mini-jack and 6.3mm adapter. The 32ohm impedance makes it compatible with all models of smartphones and tablets.