For uncomplicated reverb that sounds fantastic, look no further than the Alesis MicroVerb 4, an 18-bit signal processor that will give you sonic quality without bogging you down. Boasting multiple effects like, of course, reverb, delay, and chorus, which can be used simultaneously, the MicroVerb 4 offers tons of usability with its footswitch control, 100 presets, and MIDI capabilities so that you can inject a little reverb into your mixes without programming hassle.