The excellent SanDisk Extreme 512GB microSD card is only $40 on

Get extreme speeds for fast transfer app performance and 4K UHD. Ideal for your Android smartphone action cameras or drones this high-performance microSD card does 4K UHD video recording Full HD video and high-resolution photos. The super-fast SanDisk Extreme PLUS microSDXC memory card reads up to 170MB/s and writes up to 90MB/s. Plus it's A2-rated so you can get fast application performance for an exceptional smartphone experience.

SanDisk 512GB Extreme Pro microSDXC UHS-I Memory Card - SDSQXCD-512G-GN6MA

Model SDSQXBD-512G-AN6MA.Compatible with most devices that support microSDXC cards, 512GB storage capacity, 4K UHD video recording, Includes

SanDisk Extreme PLUS 512GB microSDXC UHS-I Memory Card

SanDisk Extreme PLUS 512GB microSDXC UHS-I Memory Card

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