Product Description: * 61 key standard keys, 5 +1 group key; * 128 Voices, * 128 kinds of rhythm music, bring you more entertainment, piano more easily; * 30 Fan tracks, can be used as practice auxiliary tools; * Audio: tremolo, sustain; * Chords: Chords, Chords, synchronous chord; * Hardware: 64 polyphonic, with two 16-bit DAC output, built-in amplifier circuit * Recording function: 65 recordings notes (including NOTE ON and NOTE OFF process), playback * Built-in speaker * An external home theater, audio equipment, gathering increase joyful atmosphere. * You can connect headphones, you can quietly practicing alone, do not disturb others. * MIDI interface, easy to achieve with computer links, to help you compose. * Power supply: Power-saving design 4 AA batteries (approximately 15 hours can be played), and the other can be an external power supply Power: DC6V (battery AA1.5V X 4) Output power: 500MW