Samsung Galaxy S IV may be announced on March 15

Galaxy S IV, is expected to go on sale in April. sources are now reporting that the device may be unveiled on March 15, probably at the company's special Mobile Unpacked event, the venue for which is still unknown.

Galaxy S IV will feature a 4.99-inch Super AMOLED display with full-HD resolution, 13-megapixel rear auto focus camera, Android Jelly Bean, Exynos 5 Octa chipset and an S-Pen stylus. The smartphone will also include wireless charging support. 
As far as availability of the smartphone is concerned, Galaxy S IV will first be made available to eastern countries from Europe. The rest of Europe and Asia are expected to receive the device before the end of April, while US, Australia and Africa will receive the Galaxy S IV around May-June.

Company is aiming to sell 10 million Galaxy S IV smartphones and that the it is reportedly planning to keep up to its target each month. It took Samsung almost two months to achieve the 10 million sales mark for its current flagship Galaxy S III smartphone since its debut in May last year.