This digital piano keyboard is equipped with dual stereo speakers to play 128 tones, 128 rhythms, & 20 demos & 88 keyboard percussions. Besides, it can also upgrade your songs with sustain, vibrato, transposition, metronome & 2 chord. 88 full-size semi-weighted keys can not only give you a real touch of piano, but also deliver adjustable intensity response to your touch. In addition, wood grain design further enhances the playing comfort. Split function allows for duet playing & 2 teaching modes with lighted key function help you to learn to play with fun. To offer you more convenience, we also design it with one-button buckle design for folding & portable bag for carrying. Moreover, 1750m Ah built-in battery can last up to 12 hours playing time after a full charge, bringing much more convenience to your travel. Many external jacks & dual wireless connections function enable it to work with apps, MP3 & other devices. If you are looking for a digital piano keyboard like thi...