|Removable User Identity Module
|Technology » Communication
What does RUIM mean?
Removable User Identity Module (R-UIM) is a card developed for to use with CDMA-based mobile phones, which enables customers to switch phones without changing their mobile numbers and functions similar to the SIM card in GSM mobile phones.
Frequently Asked Questions (FAQ)
What is the full form of RUIM?
The full form of RUIM is Removable User Identity Module