SPEECH RECOGNIZER GROVE Module for Arduino - Raspberry PI

This speech recognizer module is from SEEED STUDIO.
It is built on Cortex M0 core processor ISD 9160 and reads a single character from serial port which represents the predefined code from ISD9160.
22 predefined commands it can operate with.
No user Trained commands possible.
Wake up module by telling HICELL -- Red led on board glows.
Command recognized then Blue Led glows.
Corresponding character returned to serial port, against which you can code for operation.
Buy Link :
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[@crazymaths23]

Can you please give the basics of arduino and the foundation components for the various projects that you have been demonstrating. How can I buy those components, what to buy a basic idea would be highly appreciated as I can also implement the projects u demonstrate.
Finally is there is a way to contact you?