Fiio K13 R2R DAC & Headphone Amplifier Limited This cable represents the culmination

This  cable represents the culmination of QED research and development over the past 40 years

but also Spotify Connect®

Channels: 6 x stereo amplified

Lower Frequency Response: 27 Hz at -6 dB in room

Fiio K13 R2R DAC & Headphone Amplifier Limited This cable represents the culminationThe K13 R2R uses FIIOs proprietary four channel fully differential 24 bit R2R resistor array DAC, which is composed of 48 precision thin film resistors per channel, for a total of 192 resistors across four channels. Each resistor features 0. 1% accuracy and low temperature drift (30ppm). This R2R DAC allows the K13 R2R to deliver a uniquely rich and musical sound. In addition, the NOS (Non Oversampling) and OS (Oversampling) modes bring two different