... fidelity Desktop, dual headset microphone, MIDI, LCD display Electronic Digital PianoSPEAKER: 6.5 in. full-range high-fidelityDesktop, ... function Tone Control: Sustain, pitch, Yinfen fine-tuning, DSP digital sound effect Interface: Headphone, microphone, MIDI IN / MIDI OUT ... output Finishing: PVC processing Color: black walnut Rated Power: AC 220V (50Hz) Output power: 20W +20 W Firstly,we can not only ...