Amazon.com: FiiO K3 DSD256 | 384K/32Bit USB-C DAC and Headphone Amplifier for Home and Computer(3.5mm Single Ended/2.5mm Balanced/Coaxial and Optical Digital Outs) (K3 Titanium) : Electronics
FiiO K9 Pro ESS Desktop USB DAC and Headphone K9 PRO ESS B&H
FiiO Q7 Desktop-Class Amplifier MQA Decoder Portable Bluetooth Digital DAC/AMP — HiFiGo
Amazon.com: FiiO K3 Type-C USB DAC Headphone Amp : Electronics