In developing countries where the hearing impaired often lack access to hearing aids, Solar Ear of Brazil produces a low-cost hearing aid that employs batteries that can be recharged by sunlight. The hearing aids are also manufactured and fitted by the hearing-impaired, allowing them an opportunity to gain employment.
esse é o cara, pena que a nossa querida anvisa não liberou o produto para a venda aqui no brasil.
satiro91 10 months ago