Klipsch has got a new amplifier for all you audiophiles out there with the Heritage Headphone Amplifier. Constructed out of walnut and aluminum, the desktop essential is built around a high-resolution ES90128K2M ESS Sabre32 reference DAC that's capable of 192kHz/24-bit sample rates. You've also got an asynchronous USB interface, dual Class-AB TI TPA6120A2 amplifiers, sample rate notification, and a variety of inputs and outputs that include USB, optical, coax, and RCA inputs and balanced XLR-4, Unbalanced 1/4", and RCA analog outputs. 

$499, klipsch.com