Apparatus for wireless transmission of acoustic information; Audio books in the nature of novels, short stories all in the field of children's education, children's swimming training and potty training, fairy tales; Blank audio tapes; Charging appliances for rechargeable equipment; Headphones; Loudspeaker cabinets; Portable media players; Receivers for telephone, audio, video; Rechargeable electric batteries; Sound recording apparatus; Sound reproduction apparatus; Sound transmitting apparatu...