New Year's greeting and easily introducing about R-Zero Concept Series Products. 1) Battery : Compact Head Amp Unit 2) Fidelity D.I. : High Quality Real Sound Direct Injection Box 3) R-Zero : Acoustic Guitar Reference Preamplifier 4) R-Zero Traveler QUATTRO : Traveling High Quality Sound Performance 4 Band EQ Preamp 5) R-Zero Traveler PENTA : Traveling High Quality Sound Performance 5 Band Equalizer @enfinicw #enfinicustomworks #rzero #guitar #bassguitar #acousticguitar #guit