30W stereo acoustic guitar amplifier with reverb and chorus effects. Perfect for street performances and more. Operation confirmed. No problems. Although it has never been used, it is still a used item. Please understand this before purchasing! - Model Name: AC-33 - Power: Battery and AC adapter - Output: 30W - Input Terminals: Guitar, microphone, line input - Effects: Reverb, chorus - Size: Compact design - Features: Stereo output Thank you for viewing. Comes with a genuine adapter. A microphone shield is also included. Please feel free to ask if you have any questions.