Apogee Groove Live Sound Monitoring plus 50 etudes from the

plus 50 etudes from the world-standard Concone classical vocal lessons

greater reliability

Stereo RCA inputs for sound cards

Reacts to your playing like a real overdriven amp would

'Crush' mode

Apogee Groove Live Sound Monitoring plus 50 etudes from theApogee Groove is the best portable USB DAC and headphone amp for listening to music on your Mac or PC. Groove takes the same high quality audio technology found in the worlds most prestigious recording studios and delivers it to your laptop. Connect Groove to your computers USB port and your headphones or powered speakers to Grooves audio output. Its that easy. Grooves output provides ample power at any impedance and Apogees Constant Current Drive