Himanshu Singh 19 Report post Posted April 19, 2007 hello guys..someone tell me what is a ruim based phone? is it possible to use ruim based phones for 2 cdma operators,tata and reliance on the same handset? Share this post Link to post Share on other sites
supernova 47 Report post Posted April 19, 2007 liitle forum searching would have answered your queries. in short. ruim is to cdma what sim is to gsm . yes in most ruim sets in reliance u can use both tata n reliance Share this post Link to post Share on other sites
copperco2 24 Report post Posted April 20, 2007 ditto Share this post Link to post Share on other sites
Greens 21 Report post Posted April 20, 2007 RUIM- Removable User Identification Module. Share this post Link to post Share on other sites