Electrohome EAKARMIC Professional Dynamic Karaoke Microphone with &frac14;" (6.33mm) Input and 10ft Cord Compatible with any karaoke system with  microphone input Perfect for singing duets with your family and friends 10ft long cord to freely move around 6.3mm (1/4") to 3.5mm (mini) microphone adapter so you can use your microphone with any system