Output Power / Output: 90 Watts Controls: Instrument Channel: Volume, Treble, Mid, Bass, FX Select, FX Level. Microphone Channel: Volume, Treble, Bass, FX Select, FX Level.Amp Type: Digital Speaker: One - 8" Cloth-Surround Low-Frequency Driver, One - High Frequency Tweeter Unique Features: Smart feedback elimination circuit with on/off switch for each channel; studio-quality effects including reverb, delay, chorus, and more, soundman-friendly XLR line output with ground lift, auxiliary input for use with a media player; strong, lightweight five-ply hardwood construction, optional two-button effects select footswitch (P/N: 0064673000)