Rivo Keyboard

Rivo is an assistive technology product for the blind and visually impaired to use the smartphone more freely. Rivo connects to the smartphone and works as if it is the same smartphone with buttons.
Features:
1. Make and receive phone calls, dial numbers, and touch-tones.
2. Type punctuation marks and emoticons properly, edit the text conveniently that can be difficult with voice recognition.
3. Rivo is about the size of a credit card and has a built-in speaker, a microphone, and an earphone jack.
4. Rivo supports iPhone, Android smartphone, iPad, and Apple Watch.
5. Connect quickly between up to 6 devices.
6. Use about a week with 3 hours of charging with a USB cable.