Amazon.com: AIYIMA DAC A2 Decoder with Bluetooth Support LDAC/aptX-HD and AIYIMA A07 TPA3255 Power Amplifier 300w+300W Class D Amp Bundle : Electronics
Aiyima Mini Hifi 2.0 Digital Audio Decoder Usb Dac Headphone Amplifier 24bit 96khz Input Usb/coaxial/optical Output Rca Amp Dc5v - Headphone Amplifier - AliExpress
AIYIMA Audio DAC A2 Decoder Sound Amplifier Digital to Analog Audio Converter MINI HiFi 2.0 Home Theater USB Coaxial Optical
Aiyima Mini Hifi 2.0 Digital Audio Decoder Usb Dac Headphone Amplifier 24bit 96khz Input Usb/coaxial/optical Output Rca Amp Dc5v - Headphone Amplifier - AliExpress
AIYIMA Audio DAC A2 Decoder Sound Amplifier Digital to Analog Audio Converter MINI HiFi 2.0 Home Theater USB Coaxial Optical - Walmart.com
My (well, comparatively) budget setup. AKG K702s, Aiyima DAC-A2 and FiiO M3K. The DAC isn't great but it's a hell of a step up from the Macbook's headphone jack, IMO. Lucas amiibo