Along with Auto-tune EFX2, which features pitch correction, the famous Auto-Tune vocal effect, and Auto-Motion Vocal Pattern Generation, the Holiday Bundle also gives you DUO and PUNCH free a savings of $178! DUO EVO automatically generates a doubled vocal part and lets you control pitch, timing, vibrato depth, plus throat modeling for timbral variation. PUNCH EVO Vocal Impact Enhancer lets your vocals cut through a dense mix with clarity and power.DUO Vocal Modeling Auto-DoublerDUO automatically generates a doubled vocal part from an existing vocal. In addition to allowing programmable variation in pitch, timing and vibrato depth, for even more realism, DUO also includes a simplified version of THROAT's vocal modeling to provide timbral variation for the doubled part. DUO's output section gives you independent control of the level and stereo position of the original and doubled voices.PUNCH Vocal Impact EnhancerPUNCH is a unique processor that, as its name so ably implies, lets you give your vocal more dynamic impact, allowing it to cut through a dense mix with clarity and power. Combining advanced dynamic processing with an incredibly easy-to-use interface, PUNCH gives professional results while letting you focus on your music.As Paul White put it in his review of PUNCH in Sound On Sound Magazine:""...you can nail the level of a vocal track in a mix without being a compression wizard...If you can't get your vocal to sit in a track using this, it's probably deficient in some other way.""**Requires Pace iLok 2 USB smart key (sold separately, see #H70847) and access to ilok.com in order to function.**Realtime Auto-Tune vocal effect, pitch correction, and Auto-Motion vocal pattern generationDUO auto vocal doubler and PUNCH Vocal Impact Enhancer plug-ins FREE!