Looks sleek, however, i'm not really a fan of proprietary connectors.
Will you be testing this unit by actually funding addresses generated by this wallet? It does seem like their firmware is open source but it looks like they've actually just modified trezor's firmware:
https://github.com/bithdThat`s true, thanks to Trezor`s contribute to the open source firmware wallet, we will also do our best to make it more prosperous and safe.