1. Unreasonable at Sea: Episode 4 - Solar Ear Changes Lives of Deaf Workers in China

    04:09

    from Unreasonable Media / Added

    612 Plays / / 0 Comments

    Tendekayi Katsiga created the world's first digitally programmable and rechargeable hearing aid, the Solar Ear, in a small village in Botswana 12 years ago. Now, his products are sold…

    + More details

    What are Tags?

    Tags

    Tags are keywords that describe videos. For example, a video of your Hawaiian vacation might be tagged with "Hawaii," "beach," "surfing," and "sunburn."