![Markings: speed, size and class | Understanding microSD and SD cards: speeds, markings and more | Adafruit Learning System Markings: speed, size and class | Understanding microSD and SD cards: speeds, markings and more | Adafruit Learning System](https://cdn-learn.adafruit.com/assets/assets/000/104/728/medium800/components_sd_xc.jpeg?1631904532)
Markings: speed, size and class | Understanding microSD and SD cards: speeds, markings and more | Adafruit Learning System
![Amazon.com: High Speed Micro SD Card 2TB 100% Real Capacity Micro SD/TF Flash Card Memory Card 1TB Micro SD for Phone/Computer/Camera : Electronics Amazon.com: High Speed Micro SD Card 2TB 100% Real Capacity Micro SD/TF Flash Card Memory Card 1TB Micro SD for Phone/Computer/Camera : Electronics](https://m.media-amazon.com/images/I/61Z-OkuyaIL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: High Speed Micro SD Card 2TB 100% Real Capacity Micro SD/TF Flash Card Memory Card 1TB Micro SD for Phone/Computer/Camera : Electronics
![400 GB is no longer the biggest microSD card available. As of some time in February 2018, there will be a (very likely expensive!) 512 GB microSD card on the market! : r/gpdwin 400 GB is no longer the biggest microSD card available. As of some time in February 2018, there will be a (very likely expensive!) 512 GB microSD card on the market! : r/gpdwin](https://external-preview.redd.it/VNYuOgnWxVpuTgXg7s5I0TUIMrmfOMMaf1BJ15Ppa6U.jpg?auto=webp&s=d9555a6edea696b10147569b8b606150a8084def)
400 GB is no longer the biggest microSD card available. As of some time in February 2018, there will be a (very likely expensive!) 512 GB microSD card on the market! : r/gpdwin
![SanDisk 128GB microSDXC UHS-I Memory Card Licensed for Nintendo Switch, Red - 100MB/s, Micro SD Card - SDSQXBO-128G-AWCZA - Walmart.com SanDisk 128GB microSDXC UHS-I Memory Card Licensed for Nintendo Switch, Red - 100MB/s, Micro SD Card - SDSQXBO-128G-AWCZA - Walmart.com](https://i5.walmartimages.com/asr/95157be1-f08d-4dcc-a2c6-6cc4c19bf8ad_2.8287c0fd0aaa47e1f980df62d7d91748.jpeg)
SanDisk 128GB microSDXC UHS-I Memory Card Licensed for Nintendo Switch, Red - 100MB/s, Micro SD Card - SDSQXBO-128G-AWCZA - Walmart.com
![Sandisk Ultra Micro Sd 1tb 128gb 32gb 64gb 256gb 400gb Micro Sd Card Sd/tf Flash Card Memory Card 512gb 128 Gb Microsd For Phone - Memory Cards - AliExpress Sandisk Ultra Micro Sd 1tb 128gb 32gb 64gb 256gb 400gb Micro Sd Card Sd/tf Flash Card Memory Card 512gb 128 Gb Microsd For Phone - Memory Cards - AliExpress](https://ae01.alicdn.com/kf/Se10ecf71384f422ca4bc32ae94cb6556T/Sandisk-Ultra-Micro-SD-1TB-128GB-32GB-64GB-256GB-400GB-Micro-SD-Card-SD-TF-Flash.jpg_Q90.jpg_.webp)