Apparatus dust protection for flat speakers

Loudspeaker (12) plane having first and second major surfaces, including the speaker (12) plane at least one array of microspeaker and apparatus protection cover powder, the flat loudspeaker characterized apparatus cover dustproofing being comprising: a cover member covering at least one of the main surfaces, including the cover member a film (10) of thin, transparent polymer, wave sound and tight pressure, wherein the film thickness ( 10) it is less than 10 microns.