I need these to improve my streaming set up

Streaming Setup

Elgato Stream Deck +, Audio Mixer, Production Console and Studio Controller and for Content Creators, Streaming, Gaming, with customisable touch strip dials and LCD keys, works with Mac and PC

Please help my sister Waffles, I really wanna help her but with being unemployed, I am unable to do anything. So I am doing the best thing I can. 