<p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">Features:</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">Support AES/EBU,IEC60958,S/PDIF</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">Support 5.1 channel,7.1 channel. Can be connected to 5.1 speakers</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">Up to 48KHz sampling rate, support 32KHz/44KHz/48KHz digital recording function.</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">Sound card optical output only supports 48KHz sample rate, so DTS-CD is 44KH need to be converted to listen to</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">Support Win98/ME/2000/XP/VISTA/WIN7/WIN8/MAC OS9.1 (MAC can only use 2-channel)</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">Full-duplex audio stream playback and recording without PC built-in sound card</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">USB 2.0 is backward compatible with USB 1.1;</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">Compatible with Audio Device Specification V1.0;</span></p><p><span style="font-size:18px;font-family:arial, helvetica, sans-serif">Supports up to 12Mbps USB full-speed transfer specification;</span></p>