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So i would hook up the gnd to gnd and Rx on the bluetooth to the usart rx on the hy board? Is there a certain munber one i need to use? and the same with the Tx? and then power it with the 3.3v out from the hy board?

That actually looks great! Is there a tutorial to hook it up to my hy board?

I think id rather use the board I have so i dont have to buy another one and I also wanted something non wifi based because im using it for lights in a car.

Do you have a tutorial to connect them or know of one? The boards are different and it doesnt really tell what pins are where or anything.

Hi i am wondering if there is any way i can control ws2811 leds throught my ipad. I would like to be listening to music at the same time so I dont think the headphone jack would be a good option, any other ideas?

Iv seen tutorials online with el wire and a shield for adruinos. Is it possible to connect el wire to arduino if so how much could i power or how many?