AER Acoustic Amplifiers provide the finest in acoustic instrument sound reproduction. Players like Tommy Emmanuel and Al DiMeola rely on them to provide clear authentic tone in all kinds of performance situations. The Domino 3 is a true stereo solution designed for bigger stages. It features two 60 watt power amps and 4 independent input channels, and a 32 bit digital processor with 16 presets that can be modified by connecting the amp to your computer. The use of a dual 8" twin cone speaker system gives it the accurate mid range and quick response necessary for realistic and vivid acoustic sound.