The Vox DA5 boasts a collection of 11 amp sound styles, built-in effects, and 24-bit/44.1 kHz signal processing. Can operate on battery power for ultimate portability. 11 controllable effects include auto wah, compressor, delay, reverb, flanger, phaser, chorus, tremolo, and rotary plus noise reduction. .5, 1.5, or 5 watt selectable output lets you overdrive the amp without getting loud. Aux in and separate mic in for accompanying your favorite music and practicing your vocals. Headphone out adds cab tonality for airy, realistic headphone play. Included AC adapter.