can someone tell me what's wrong here. So my friend gave me his old Casio CTK-240 for me to practice with, but the problem is that the speakers aren't working. I can
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CASIO CTK-240 CTK-240 Digital Portable Keyboard Price in India - Buy CASIO CTK-240 CTK-240 Digital Portable Keyboard online at Flipkart.com
Black Plastic Casio Ctk-240 Standard Keyboard, Functions: Musical Instrument, Built-In Songs: 50
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Casio CTK-240 keyboard: Same sounds as 30 years ago :/ - YouTube