WJ3329 is a music bed bell stand. Only one kind of music, lasts 2.5 minutes. WJ3551A/WJ3551B/WJ3551C/WJ3551D/WJ3587A/WJ3587B/WJ3587C is DIY handmade material package without bracket, you need to make by yourself.
WJ3551A-AP/WJ3551B-BP/WJ3551C -CP/WJ3551DDP/WJ3587A-AP /WJ3587B-BP/WJ3587C-CP Is a finished bedbell toy without a stand.
WJ3551AP-SET/WJ3551BP-SET/WJ3551CP-SET/WJ3551DP-SET Is a finished bedbell toy With bracket
WJ3551A-SET/WJ3551B-SET/WJ3551C-SET/WJ3551D-SET is DIY handmade material package With bracket