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Sony PHA3 PHA-3 Headphone Amp, Black
Enjoy your favorite music with convenient Analog and Digital connectivity that lets you maximize your audio experience no matter the source smartphone, portable audio player, PC or even other analog devices. The internal battery delivers up to 5 hours battery life while the internal DAC can decode PCM audio up to 384 and DSD files at while dedicated high fidelity circuitry ensures bit-perfect playback. Frequency Response 10–100 kHz (AUDIO IN); Volume Sensor Rotary volume Flexible, Powerful, and pocket-able Convenient Analog and Digital connectivity meets powerful digital audio conversion/amplification circuitry Supporting up to 384 PCM and DSD sources, for immersive and pocket-able Hi-Fi. Frequency response 10–100 kHz Compatible with USB Audio, PCM 

Price is $598.00
Price: $598