TechPowerUp published Quick Look: FiiO KA13 Portable DAC/Amplifier
A quote from the article:
FiiO adds to its portable DAC/amplifier line with the new KA13 which uses two Cirrus Logic CS4131 DACs, dedicated op-amps, and a capable USB audio bridge in addition to a desktop mode for those who want extra power for more demanding headphones.Quick Look: FiiO KA13 Portable DAC/Amplifier
