Amazon.com: Fosi Audio Q4 Headphone Amplifier Mini Stereo DAC 24-Bit 192 KHz USB Optical Coaxial to RCA AUX Digital-to-Analog Audio Converter Adapter for Home Desktop Powered Active Speakers : Electronics
New Class D Amp DAC with Stereo Amplifier 50W, Powerful HiFi Headphone Amplifier 704129655027 | eBay
Cambridge Audio DacMagic Plus (Black) Stereo DAC/headphone amp/preamp at Crutchfield
A-U671 - Overview - Hi-Fi Components - Audio & Visual - Products - Yamaha - United States
iFi Pro iDSD Signature Stereo DAC/preamp/headphone amp and music streamer with Apple AirPlay® at Crutchfield
Digital-to-Analog Audio Converter, 96KHz DAC Digital Coaxial and Optical (Toslink/SPDIF) to Analog 3.5mm AUX and RCA (L/R) Stereo Audio Adapter DAC Converter with Fiber and Power Cable - Walmart.com