Capacity: Tapo Cameras support MicroSD cards from 8 – 512GB. Kasa Cameras support MicroSD cards from 8 – 256GB. microSDHC (8 GB - 32 GB) microSDXC (64 GB – 512GB) *Note: The supported SD card capacity varies By camera model and hardware version. For specific information about supported capacities, please refer to the specific product’s page on our official website Supported Format: Tapo and Kasa support FAT32 file format only. MicroSD cards will be formatted in app after the 24/7 mode is enabled. Maximum Recording Hours: Video Quality SD Card Capacity 24-Hour Recording (hours) 3MP (2304*1296) 8GB 16 16GB 32 32GB 64 64GB 128 128GB 256 256GB 512 1080P (Full HD) 8GB 24 16GB 48 32GB 96 64GB 192 128GB 384 256GB 768 *Note: When your MicroSD card reaches capacity the oldest recording will be overwritten. Notes: * Samsung EVO is not supported on all cameras. * Avoid using non-legitimate or fake MicroSD cards. To verify Fake MicroSD Card, please refer to How to Verify Fake Micro SD Cards