This small instrument produces sounds through the keyboard. The 37 sounds are considered a great key instrument. The 37 key is made from ABS toxin-free engineering resin which is healthy and safe. 37 Keys have black body with black and white keys to give you a comfortable feeling exquisite workmanship and durable. This is a 37 key with three complete octaves and the phosphor bronze reed gives you a clear sound. A simple Schoenhut Jaymar instrument for students and kids easy playing and quick learning. Standing using mini keyboard piano allows you to place it on the table to play.