NiceTQ 10FT USB2.0 PC Connect Cable Cord for Casio CTK-2400 CTK-4400 CTK-6200 61-Key Keyboard - Amazon.com
Professional 61-key Keyboard Connectors Usb 2.0 Cable Silver-plated Fit For Casio Ctk-2400 Ctk-4400 Ctk-6200 61-key Keyboard - Guitar Parts & Accessories - AliExpress