40 W RMS Acoustic Guitar Amplifier w/ spring reverb - 1 x 10" speaker - High impedance instrument (Jack) & microphone (balanced XLR) inputs w/ independent volume controls - Passive/active mode switch - Adjustable spring reverb - 3-band EQ (Bass/Middle/Treble) + separate Parametric Mid control - Volume & Gain controls - Headphone output - Stereo jack input for CD/MP3 player - Size(HxWxD): 40 x 43 x 22.5 cm / 15.7 x 16.9 x 8.9 in.