QULOOS MUB5 R2R Portable DAC/AMP Limited Edition the Stealth took four years

the Stealth took four years of development to achieve a closed-back presentation that genuinely rivals open-back headphones at its price level

3 Ω at 1 kHz Frequency response 5 Hz - 20 kHz SPL at 94 dB / 1 kHz 124

Serious electrostatic audiophiles who want STAX's absolute best

musically delicate

tight bass with no overhang

QULOOS MUB5 R2R Portable DAC/AMP Limited Edition the Stealth took four yearsThe Quloos MUB5 is a high end portable R2R DAC and headphone amplifier built around a precision 19+5 segmented resistor ladder architecture using 178 resistors matched to 0. 01% tolerance, an unusually ambitious engineering approach for a portable device, delivering the natural, musical character of discrete R2R conversion in a form factor designed for desktop and on the go use. Available in Titanium and Titanium Gold. Type and Technology Portable R2R