Water Talkies
A Water Talkie is a colorful, cone-shaped device that amplifies voices underwater over a range of up to 15 feet (4.5 meters). Water Talkies make talking underwater possible.
A Water Talkie is a colorful, cone-shaped device that amplifies voices underwater over a range of up to 15 feet (4.5 meters). Water Talkies make talking underwater possible.
A Water Talkie is a colorful, cone-shaped device that amplifies voices underwater over a range of up to 15 feet (4.5 meters). Water Talkies make talking underwater possible.
Source: Wikipedia "Water Talkies" · CC BY-SA 4.0
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