That's nostr signing device not remote signer, did you follow the yt on makerbits?
Discussion
It is the remote signer. I might try to add the board to another t display. The t display won't hold a connection. I'll prolly order another as well https://nostr.download/cd749db044460cbc4cd987e309f7526ac3d4192af8930858725c84d091f81fb9.webp