What should I consider while making payment for iPhone4 ?

Apple launched its new iphone 4 which is not a small thingto review. As most of the people knowthat new phone launched by the apple is a mega event in an electornics andcommunication world followed by speculation and anticipation for many months. Accordingto the sources from the apple the iphone 4 has an improved quality of displaywhen compared to its predecessor.apple is calling its new LED dispaly a “Retinadisplay” due to the improvements in its pixel density and resolutions. Though appleboast about its innovations camera has been the area which apple has been slowto innovate. This phone has an 5 mega pixel camera on the back side of thephonewith flash and the VGA camera in front.speaker And earpice of applesiphone has never been a issue for us in previous model though its obvious thatapple has made some modifications to improve the quality of sound. This phonefeatures iOS 4 which is fully loaded to perform various multitasking,videocalling so that you can organise your apps etc. Apple also offers a new dockfor this phone to keep it tidy for just 29$. The battery back up of this phoneis also great.this phone also features siri the voice assistant.