Speak Recognition, Voice Recognition Module V3 There are so many GPRS/GSM

There are so many GPRS/GSM modules on the market which need to add 5V regulator and level converter circuit

The board itself is tiny

2 GSM/GPRS module already has a built-in regulator circuit and TTL level converter on the board

Input Voltage (recommended): 7-12V

It supports up to 80 voice commands in all

Speak Recognition, Voice Recognition Module V3 There are so many GPRS/GSMVoice Recognition Module v3 is a compact and easy control speaking recognition board. This product is a speaker dependent voice recognition module. It supports up to 80 voice commands in all. Max 7 voice commands could work at the same time. Any sound could be trained as command. Users need to train the module first before let it recognizing any voice command. This board has 2 controlling ways: Serial Port (full function), General Input Pins (part of