This is a beginner to intermediate level, multi-function, 61 standard piano-key electronic keyboard with a microphone. This premium musical instrument by Hamzer is brand new and ready to play right out of the box with its UL-approved adaptor plug or 6 AA batteries (not included). This keyboard allows you to record and playback your music as you practice and improve. It includes 128 timbres, 128 rhythms, 61 keyboard percussions, and 10 demonstration songs. Play single-fingered and fingered auto-bass chords, select chord timbre, program/edit rhythm, and utilize effects such as vibrato, sustain, & ensemble. Additional features include rhythm sync and fill-in, tempo adjustment, accompanying volume, and a master volume control. 2 Built-in speakers offer flawless sound, a headphone jack along with audio output and input jacks are all available. An LCD display clearly shows settings and a detachable stand is included to hold sheet music. Measurements: 33.5″ (Long) x 13″ (Wide) x 4″ (High). Standard keys: 61. Color: Black. Weight: 7 pounds. Includes: Keyboard, 120v UL A/C adaptor, sheet music stand, and owner’s manual.