Excellent Amp in NEW condition 30W power 10" Special Design speaker Special effects 85 preset drum loops plus metronome 100 Performance Presets (50 factory, 50 user) Special Composition Mode Internal synthesizer with MIDI MIDI song file storage Guitar tuner CD or MP3 device input 28-second Phrase Sampler with overdubs Left and Right line outputs with speaker-emulation External speaker output 19.5 lbs. 17"W x 15-3/4"H x 8-1/4"D