Simple
instrument for
audio-communication
a.k.a. Sia; a device devised for those who cant speak. The device is very inexpensive so anyone can use it; the device is standardized so no need to redesign whole device for different demographics; easy to use & powerful enough that even animals could also be trained to
Do you really care,
For those.
Who ACTUALLY need it???
Think again !!!
- Manish Goyal