【88 Key Full-Weighted Digital Piano】The 88 key Dynamic heavy hammer velocicty keyboard，precisely matching the finger strength changes, extremely restoring the piano's finger strength.
【Powerful Sound Source】Steinway grand piano stereo 16 resampling，bringing you a realistic auditory experience.
【Fashion Appearance】Environmentally friendly and impermeable piano paint process, with high-quality texture
【Powerful Function】Amoy S400 has strong performance ，built-in audio，MIC-input，recording function，rhythm metronome，transpose，automatic chordscan be connected with samrt apps.
【Duo Piano Mode】The left and right sides of the center of the keyboard can be set to be the samerange of sound. When two people (such as parent and child orWhen teachers and students) practice together, this double piano Pattern is convenient.
