From OnBuy
Integral 512Gb Micro Sd Card Microsdxc Uhs-1 U1 Cl10 V30 A1 Up To 100Mbs Read 80Mbs Write
Gadcet
Integral 512GB Micro SD Card 4K Video Premium High Speed Memory Card SDXC Up to 100MB s Read Speed and 50MB s Write speed V30 C10 U3 UHS-I A2, New
PicStop
Integral MicroSD 100MBs UHS-1 U3 Class 10 V30 A1 512GB