USB Phono Plus Project Series USB Audio Interface w/ PhonoPreampThe USB Phono Plus is the ideal solution for transferring any highly prized vinyl collection to your computer or laptop. It is also the ideal high performance audio interface between analog and digital sources. Built in low noise RIAA phono pre amp circuit with low cut filters (to remove rumble and noise) guarantee pristine audio capture. Front mounted gain control and Signal Clip LED allows easy optimization of a wide range of analog input sources.