s5302

i need an android mobile under 6.5 k :| urgently.. since the budget is so small :cry: :-?, i just want a reliable ASS and good quality. i have decided Samsung Galaxy Y Duos Lite S5302 please suggest.. its urgent.. have blacklisted micromax ninja series, i previously selected the...

I am propose to purchase Samsung Galaxy Y Duos Lite S5302 , Dual Active SIM (GSM + GSM). Now my queries as follows: 1) What is Dual Active SIM (GSM + GSM) ? Is GSM mean 3G or 2G, or both ? 2) Is one BSNL SIM card of 2G and one Reliance SIM card 3G, WORK/SUPPORT/DUAL ACTIVE on GSM service to...