Postcard has removable electronic message carrier that has microphone input and loudspeaker output

摘要

The post card has a heart shaped module [10] set into a recess in the surface. The module is an electronic information device that can have messages recorded using a microphone [13] coupled to a memory that is battery powered. Operation is from two inputs [20,21] and output from a speaker [14]. The heart shaped element may be removed and used separately.