FiiO Releases K9 Pro ESS: Flagship Desktop All-in-One DAC/AMP With ESS DAC Chipset
FiiO has released a brand new ESS DAC variant for its flagship K9 Pro Desktop all-in-one DAC/AMP solution, presenting you the all-new FiiO K9 Pro ESS. While the OG K9 Pro was designed with AKM AK4499 DAC chip, the limited...