“Intro TL;DR: The Superlux HD381F is an IEM that pops tags with its exceptional sound quality in its cheap-looking and completely unassuming package. Before I begin, I would like to first thank George at Gearbest.com for providing a review sample of the Superlux HD381F in exchange for my honest opinion. I would like to clarify that I am neither affiliated with...” --thatBeatsguy
Black Pearl is a project introduced after three years of the Moonlight's evolution. Its intention was to create a headphone amplifier with at least equal sound quality followed by much higher output power, enabling the amplifier to work well also with hard to drive high impedance dynamic and orthodynamic headphones. Besides higher power the Black Pearl has got another advantage over...