The 9eSIM card you manage over Bluetooth — no card reader, even on iPhone.
| Property | B1 |
|---|---|
| Storage | 1.1 MB |
| Profiles | Up to 30 |
| OS / chip | ECP open-source stack |
| Wireless | Bluetooth |
| Card reader | Not needed — including on iPhone |
| STK menu | iOS and Android |
Same 1.1 MB and 30 profiles as the V0 Max. Pick the B1 if you're on an iPhone and don't want to carry a USB-C reader just to load new profiles — they download and switch straight from your phone.
