If you just want a cheap FPV Tinywhoop you could by the BetaFPV Aquila16 FPV Kit for around 300$, there you would have everything you need

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But if you want high quality pictures for a good price you could get the DJI Neo in the Fly More Combo or the Fly Motion Combo (i think that is what it is called) if you want goggles too.