Features & details Â
A device to strengthen the speech muscles and prepare the pronunciation device. It is also important to strengthen the muscles of the tongue, lower jaw and respiratory system and is very useful in cases of stuttering.
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Please accept that we cannot guarantee the product's outer box appearance will match with the images shown and please note that some of the item's instruction manual, cards, and outer box are bilingual or other languages only ...Chinese, Spanish,Japanese..  __________________________________________________