Your new go to card + adapter combo, the micro sd pro plus + adapter makes capturing seamless 4k video on compatible phones or drones a breeze. Plus, the expanded storage provides you the freedom to play more high performance and intensive games on your tablet or gaming device. It's all the extra space you need from a brand you can count on. Requires a compatible phone or drone capable of filming 4k video. Comparisons based on 2020 pro plus microsd models. The foregoing read & write speed performance is based on testing of 512gb capacity under standard conditions; actual speeds may vary depending upon card capacity; stated performance is achieved by using pro plus microsd cards with samsung adapters, waterproof: withstand up to 72 hours in seawater; temperature proof: operating temperatures of 25 c to 85 c; non operating temperatures of 40 c to 85 c; x ray proof: up to 100mgy, equal to airport x ray machines; magnetic proof up to 15,000 gauss, or the magnetic field equivalent of a high field mri; drop: withstand drops up to 5meters 16.4 feet. Wearout: up to 10,000 swipes. Source: 2003 q3 2020 ihs markit data: nand suppliers' revenue market share.