Memory Cards
Patriot 256GB A1 Micro SD Card for Android Phones and Tablets, 4K Video Recording - PEF256GEP31MCX - 5 Pack Retail
A1 App performance class Video speed class: V30 Read speed up to 100MB/s | Write speed up to 80MB/s 4K video recording capable
https://www.bizrate.co.uk/memorycards/patriot-256gb-a1-micro-sd-oid25734782989.html