Eufy HomeBase 3 (HomeBase S380) | T80303D1Expandable Local Storage, No Monthly Fee: Protect your home and your wallet. Save recordings locally with no ongoing costs. 16GB of storage built in and expandable up to 16TB with expandable memory options. Unified Security: The power of BionicMind allows you to use all your eufy Security devices together, integrated with the eufy Security app. HomeBase 3 is compatible with most eufy Security devices, and will be compatible with all eufy Security