VoidMob does not offer an unlimited data eSIM plan for Brunei. All of its Brunei‑focused options are fixed‑data packages with specific data caps and validity periods. For example, the lineup includes a 26 GB plan valid for 365 days, a 20 GB plan also valid for 365 days, a 13 GB plan for 365 days, a 10 GB plan valid for 180 days, and a 10 GB plan valid for 30 days. These fixed‑data plans typically provide a more economical choice unless a traveler anticipates extremely heavy data usage, in which case a pay‑as‑you‑go approach might be considered.