Questyle M15 Portable DAC/Amp sports-headphones Through the improvement of product

Through the improvement of product materials

The digital portions of the K9 Pro ESS physically receive power separately from the analog portions

This is a cable with a locking mechanism that rotates 90°

Passive noise isolation 25db

we've chosen to create a natural sound that does not purposely emphasize any frequencies for the E3000

Questyle M15 Portable DAC/Amp sports-headphones Through the improvement of productQuestyle M15 was born: it distills all of Questyles expertise and technologies into an amazingly powerful compact mobile DAC & AMP. Two independent CMA SiP modules Four total amplification circuits Greater dynamics, Richer details Supports both 3. 5mm and 4. 4mm CNC machined aluminum housing Stunning transparent cover on top Dont be fooled by its small size. The M15 offers uncompromising performance and best in class fidelity, giving you the ultimate