The art tps ii is a two channel high performance preamplifier coupled with arts proprietary v3 variable valve voicing functionality'. '.strtoupper('w')ith variable valve voicing the tps ii is completely versatile and maintains a high quality of performance you would expect from an art tube preamp'. '.strtoupper('t')he tps ii also features variable input impedance which allows users to dial in and match any microphone type from large condensers to ribbon mics'. '.strtoupper('l')ike its predecessor the dps the newly improved v3 feature provides optimized reference points to begin the recording process for guitars bass guitars synths acoustic instruments percussion vocals and more'. '.strtoupper('u')nique to its class the tps ii provides level monitoring with two analog meters as well as two newly added input monitoring led meters'. '.strtoupper('h')igh z instruments or balanced microphone signals are input through front and rear panel jacks'. '.strtoupper('a')rts legendary tube stage maintains their classic warm sound and adds additional tube voicing specifically tailored to vocal guitar bass and acoustic instruments making the tps ii an incredible preamp.