This? https://nsec.app/

amber I think you mean, its for android

Amber? Nsec.app ?

Nsecc.app ?

It was like a physical device right?

I think it's a nostr:nprofile1qqs09jtvjlmyrxjn37zv70a89csegcz7rpyqjmnw29cveedhv7vagqqppemhxue69uhkummn9ekx7mp0pyt0kr feature

https://github.com/lnbits/nostr-signing-device

This one? It will be for sale initially as a kit in the LNbits shop in the next week or so. https://image.nostr.build/a98a46f48a624a83092f8bc5cd205da999fa985018df378b9a66664f1991abff.jpg