Premium Sealed Tube
Premium Echo EXP item. Provides 5,000 EXP.
Details 
Category: Echo Development Material
Rarity: 5
Background Description
A cylindrical storage that contains special frequencies. To activate it, users must rotate the cipher wheel to the correct position. It contains precious data collected from various extreme environments, facilitating the revolutionary transformation of the absorbed Echoes.
Acquisition Method
- Exploring Solaris-3
- Supply Pack
- Tacet Field
- Simulation Training Store