In response to the newest generation of challenging flagship earphones comes the Questyle Audio CMA18P 4.4mm DAC/amp to rule them all. Battery-powered, this AKM AK4493SEQ current-mode monster runs the Empire EarsRaven and Subtonic AudioStorm with ruthless, total capability.
Questyle adhere faithfully to current-mode amplification at all form factors, and build the ultimate version of M15i. And – with four desktop-class current-mode amplifiers, and a built-in battery power supply to free CMA18P from the crutch of USB's 5-volt source – the capabilities of their now-flagship portable just got extended.
It's easy to hear. Operating in current-mode, audio signal gets passed in current instead of the more standard voltage. The Raven, Storm, and Symphonium Audio's Crimson all provide instant synergy, given their low impedances – and current signals excel the closer a load is to ground, mimicking a dead short. [See Product Desc. For More]