Abdominal belts containing built-in speakers for purposes of transmitting music/sounds/educational material to a fetus and built-in pockets in which to carry audio transmitters; Audio speaker enclosures; Audio speakers; Audio speakers that may be attached with adhesive to the abdominal area of pregnant women for the purpose of transmitting music or sounds to the fetus, not for medical purposes; Bass speakers; Electric audio playback units with lights and speakers; Loud speaker systems; Loud s...