The recording as I understand it would still be illegal in a one-party consent state. Conversations that OP has in their house with their guests and/or children

The recording as I understand it would still be illegal in a one-party consent state. Conversations that OP has in their house with their guests and/or children are being recorded by none of: OP, OP's guests, or OP's children. It seems to be very sketchy what they're doing.