Smartear, device for the deaf, listening in real time what happens in the home or the workplace and transcribes the form of light signals on small portable boxes (Avertflashs) and or on the smartphone of the deaf.
Here are the features that have SmartEar:
 
For use for a person just simply use two small boxes. The first listens and sends the information, it is fixed.
 
 The second receives them and prevents the person by vibrations with a bright display (push message). It is mobile, so can be worn by the user. (Smartphone or small box)
 Note that we can store up to 30 different sounds:
 
 For daily use:
    Doorbell
    The portal bell or intercom
    Ringtones desk phone or mobile
    Beep microwave
    Beep oven
    Alarm clock
 For the safety :
   Fire alarm
   Home alarm
   Car alarm
These are obviously examples, we can set the sounds we want
Smartear allows also to call (Tap Tap)