Apogee Groove USB Audio Interface & Headphone Amp 100209749 These include 45 mm faders

These include 45 mm faders

secure stacking

Its slick form factor offers the highest lumen per kg/lb ratio of its class

high-pass filter

3i-0907-4B and the 3i-0907-6B

Apogee Groove USB Audio Interface & Headphone Amp 100209749 These include 45 mm fadersApogee Groove USB Audio Interface and Headphone Amp Meet Apogee GrooveApogee 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 world's most prestigious recording studios and delivers it to your laptop. Connect Groove to your computer's USB port and your headphones or powered speakers to Groove's audio output. It's that easy. Groove's output