Unlock your musical potential with our 88 keys velocity-sensitive keyboard!The digital keyboard has French DREAM audio source and dual stereo speakers for 380 sounds, 128 rhythms, and 88 demos. The dual keyboard function enables you to play with your friends. With 88 standard size velocity-sensitive keys, the portable piano keyboard is suitable for both beginners and professional musicians. Moreover, it supports multiple connections with DC power socket, headphone jack, audio input/output jack, sustain pedal jack, and USB transfer jack, to be connected with smartphones, tablets, and computers for more music.