The layout was done ORCAD layout and the circuit was done in ORCAD capture.
The cost of the PC boards is around $15 each plus all the components that go on and the labor to install and test.
cost = $70.00
If interest is good and the first units sell off well, then we'll build another bigger batch. We won't change the price, but we might actually make something for our trouble if we order a larger batch because the cost goes down.
Assuming this goes we will design add on modules to control windows or whatever using the remote and providing 1-touch open.