9 SOUND EQUIPMENT FOR USE BY EXPECTING MOTHERS IN CONJUNCTION WITH THEIR UNBORN BABIES, NAMELY, [ CASSETTE PLAYERS AND ] PERSONAL SOUND GENERATORS IN THE FORM OF AUDIO TRANSMITTERS, UTILIZING PATTERNED TONES OR MUSIC, [ AUDIO CASSETTES FEATURING MUSIC, THE ALPHABET, AND RHYTHMS, ACOUSTIC SPEAKERS FOR USE THEREWITH, ] AND CARRYING CASES FITTED EXCLUSIVELY FOR [ CASSETTE PLAYERS OR ] PERSONAL SOUND GENERATORS