# Where to purchase a Passport device

**The Foundation Passport V1 and V2 are fully compatible with Casa. However, please note that these models are exclusively designed for use with BTC vaults, as they do not support ETH vaults. To purchase a Passport, visit [https://foundation.xyz/passport/](https://foundation.xyz/passport/).**

_Foundation Passport V1_

See our article **[Where to buy your hardware device](https://support.casa.io/knowledge/where-to-purchase-your-hardware-device?hsLang=en)** to find out where to purchase one of our **[supported hardware devices](https://support.casa.io/knowledge/supported-platforms-and-hardware-device-firmware?hsLang=en).**