You can buy an Apple iPad for $250 at Walmart, right? Then buy this: The String Swing Mic Stand Tablet Holder - YouTube
If you need a case for the iPad, buy the Otterbox and alter the peephole in the back: thttps://www.otterbox.com/en-us/ipad–7th-gen-/defender-series-case/apl2-ipadl19.html#start=1