DC 9.5v 9.5 Volt Power Supply Mains Adapter for Casio CTK-240 Keyboard Pianos + | eBay
Review: Is Casio CTK-3500 Worth Buying?
CASIO Music LK-S250 Casiotone Lighting Keyboard
I bought a used CASIO CTK-3400SK keyboard it makes a "click" sound when I release the keys, affecting the sound quality during recordings. I don't know how to solve this problem and