The UCG102 is a USB interface that, like a guitar amp, receives signal from your guitar via a 1/4" input jack. A built-in USB cable then sends signal directly to your computer, where the amazing included software package simulates guitar amps and stomp boxes, in addition to tracking your latest masterpiece. The UCG102 has a 1/4" headphone jack and Phones volume dial so you can monitor your performance as you record, a Clip LED to tell you when your signal is too hot, and a Hi/Lo level selector.