Denon DA-300USB Stereo DAC/headphone amplifier at Crutchfield
Amazon.com: Denon PMA-1600NE Stereo Integrated Amplifier |Up to 140W x 2 Channels | Built-In DAC and Phono Pre-Amp |With Type-B USB Input for High-Res PCM Files |Analog Mode |Advanced Ultra High Current
Denon DA-300USB DAC D / A Converter | CAN HI-FI
Denon PMA1700NE 2-Channel Integrated Amplifier w/ DAC and USB
Denon DA-300USB Stereo DAC/headphone amplifier at Crutchfield
Denon Adds First Portable Headphone Amp/USB DAC
Denon new DA-310 USB DAC/amp | Headphone Reviews and Discussion - Head-Fi.org