Questyle CMA 18 Portable DAC/Amp (Open Box) planar magnetic it can be seen that

it can be seen that the response between 1 kHz and 4kHz has been improved

DCA has set a new standard in midrange headphone performance

QUAD DAC™ Technology

Input  USB Type-C Input(for Windows 10

which is also now available in a special Black Edition finish

Questyle CMA 18 Portable DAC/Amp (Open Box) planar magnetic it can be seen thatEmbrace Every Possibility, Compromise None. Small in size, big on performance. The Questyle CMA18 Portable is a flagship mobile DAC amp, featuring a distinctive, flawless, and unique design, in a portable form. Portability no longer implies a compromise in performance. The CMA18 Portable was primarily designed to create a Hi Fi system for smartphones and laptops, aiming to achieve performance comparable to top tier desktop setups, within a portable