Videocon infinium z30 aire is flop model from videocon.we purchased it for 2999rupees.It contains 8.9cms capacitive touch screen, 1Ghz processor, Its android version is 4.4.2kitkat, primary camera3.2mp+ secondary vga camera, 256mb ram, 512mb rom.and infinium contains dual sim.and Expandable up to 32gb, battery contains 1450mah battery, other features are wi-fi, bt, micro usb 2.0, 3.5mm audio jack.firstly they declare that fast browisg with 3.75g enabled hspa 21mbps.but it does not happend in this phone and also if we download the apps, apps are not supported in this phone and also google will not be opened.overall it is the flop model from videocon.