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...
“ I love the full size grado HF2 and older grado's but these do not sound good to my ears. Strident and uneven. These were not lovingly crafted or dialed in. There was no 'man' behind the tuning of these and this is evident in the final product. I'd love to see grado come out with a smooth yet dynamic sounding iem similar to the HF2 but am not holding my breath, especially when I've found...” --thelostMIDrange