A microSD कार्ड is a small, portable storage device used to expand the memory of electronic devices like smartphones, tablets, and cameras. It is a type of SD card that is significantly smaller in size, measuring just 15mm x 11mm. MicroSD cards come in various storage capacities, ranging from a few gigabytes to several terabytes, allowing users to store photos, videos, music, and other data. These cards are designed to be easily inserted and removed from compatible devices. They use a specific file system to organize data, making it easy to transfer files between devices. Many smartphones and cameras support microSD cards, providing users with flexible storage options.