คีย์บอรด์สำหรับเด็ก YONGMEI รุ่น YM323

คีย์บอรด์สำหรับเด็ก YONGMEI รุ่น YM323 54-Key Standard Accordion Keypad/ with USB music player 100 Pieces Of Well-Selected Timbres/100 Pieces Of Popular Rhythms Keyboard Percussion/Led Display 8 Pieces Of Stereo Demo Music/2 Teaching Mode/4 Percussion 16 Pieces Of Programmed Drum Sounds/50 Pieces Of Recording Notes Sustain/Vibrato/Recording/Playing Single-Finger Chord, Multi-Finger Chord/Bass Chord/ Chord-Off Chord Accompaniment 3 Minute Auto Power Off/ Speaker Jack/ Microphone Jack