Martin Ranger KM300 Digital Karaoke Mixer with 1 Wired Microphone. Two 1/4 Microphone Inputs – Connect 2 Microphone either at the front or back panel. Two XLR Balanced Inputs – Connect two XLR microphones, electric guitar, Piano Keyboard, or sound sources located at the rear panel. Vocal cancellation function (Depend on music disc used whether […]