Asked
— Edited
bigger is better 
Voice Activity Detection
— Real-time VAD using 300-3400 Hz FFT to trigger scripts on speech start/stop, with sensitivity tuning, live audio level graph, and TTS pause.
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Pretty sweet! Looks like a lot of work. They made their own board... wow, coulda just used EZ-B
That's the biggest Wall-E I've ever seen. Lol.
just needs a steering wheel and you can place your kids in the wally and drive arround.haha
This guy is 1 of 2 from the r2d2 builders club that made a wall-e replica. I saw this vid a while back.
yes thats correct.its awesome build still room for improvements do.