Arcam irDACII Audiophile Grade Digital to Analog Converter with Bluetooth<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> DAC:ESS ES9016K2M </span></li><li><span class="a-list-item"> Input: USB， SPDIF， optical， Bluetooth </span></li><li><span class="a-list-item"> Frequency Response: 20Hz:20kHz， +/:0.1dB </span></li><li><span class="a-list-item"> Total Harmonic Distortion + Noise: 0.0007% </span></li><li><span class="a-list-item"> Signal-to-noise ratio (A:weighted): 117dB (24:bit) </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41qqlWfVXEL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31eGBnqs5nL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31LKiy0eHML.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31ui1j0LidL.jpg" noproxy>