EDIROL UA-3FX Digital USB Audio Capture & Playback Device In Mastering Mode, available effects include Noise Suppressor, Enhancer, Low-Boost, &amp; a Limiter In Listening Mode, it offers Center Cancel, Hi-Boost, Low-Boost &amp; Reverb In Performance Mode it offers Voice FX, Guitar FX, Chorus &amp; Delay Adaptive Focus Technology combines powerful DSP &amp; 2 sets of 24-bit AD converters, for more sensitive sound expression with greater dynamic range Ideal for laptop computers -- connect your audio equipment to your Mac or PC with the UA-3FX and just one USB cable!