ESI U24 XL 24-Bit USB Audio Interface for PC/Mac<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> 2 x analog input and 2 analog output channels (1/4-Inch TRS connectors) </span></li><li><span class="a-list-item"> One output connector usable as headphone output </span></li><li><span class="a-list-item"> S/PDIF digital in and out available via optical (Toslink) and coaxial (RCA) connectors </span></li><li><span class="a-list-item"> 24 Bit AD/DA converter </span></li><li><span class="a-list-item"> Drivers for Windows 7/Vista/XP with ASIO support with low latency </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31xw71S5SxL.jpg" noproxy>