[ 3D spectacles; 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; Accumulators, electric, for vehicles; Audio recorders; 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; Automotive, industrial, construction, locomotive, aviation, navigatio...