Electrostatic drivers have exceptional high-frequency ... the PEQ allows you to adjust the headphones’ frequency response curve as first seen in the FiiO K17 headphone amplifier. $1,499 is a lot of ...

And the new CRBN2 headphones from high-end headphone ... The CRBN2 are compatible with all 580-volt bias electrostatic amplifiers. The open-back housing is made from magnesium, stainless steel ...