The 100-watt combo RB-112 features a custom 12" Eminence speaker and is a perfect choice for practicing, performing, and recording. The Ampeg 3-band EQ and Ultra Hi/Ultra Lo switches, combined with the Super Grit Technology overdrive circuit, enable you to easily dial in legendary Ampeg tone. Additional features include an auxiliary input, a headphone output, an effects loop, and an XLR output that provides a professional connection to a P.A. or recorder.