DJ Emergency Music Back Up Plan Ideas For Under $150

There are many ways to do back up. Here's one that anyone can afford that will get you by when your computer, or even your mixer / controller crashes at an event
DJay – https://www.algoriddim.com/
Amazon Fire HD10 – https://www.amazon.com/All-New-Amazon-Fire-HD-10-Inch-Tablet-32GB-Black/dp/B01J6RPGKG
Amazon Fire HD 10 Case – https://www.amazon.com/TiMOVO-All-New-Fire-Generation-Release/dp/B0771BKNZC?keywords=amazon+fire+hd10+case&qid=1540789688&sr=1-5-catcorr&ref=sr_1_5
256 GB Micro SD Card – https://www.amazon.com/256GB-Micro-Memory-Speed-Adapter/dp/B07D7TTSV3?keywords=micro+sd+card&qid=1540789761&refinements=p_n_feature_two_browse-bin%3A13203835011&rnid=6518301011&s=Electronics&sr=1-13&ref=sr_1_13
How To INSTALL GOOGLE PLAY STORE https://www.youtube.com/watch?v=XrPRv3DHZJI&t=87s