Currency
54 Keys(32 Flashing Keys),LED Display,100 Timbres / 100 Rhythms,8 Percussions,16 Demonstration Songs
Email cannot be empty
Password cannot be empty
Email format error
Email cannot be empty
Email already exists
6-20 characters(letters plus numbers only)
The password is inconsistent
Email format error
Email cannot be empty
Email does not exist
6-20 characters(letters plus numbers only)
The password is inconsistent
