Along with the availability of first Mediatek dual-core MT6577 phones the news of a quad-core successor came up. At first this chipset was said to be released end of 2012 and it went by the name MT6588.
The Amoi N820 (Big V) seems to be the first MTK MT6577 based phone to get an update from ICS to Jelly Bean (Android 4.1). As Amoi most probably did not do all the porting by themselves I am sure MTK will offer this release to other companies, too.
Chinese Android smartphones have recently become more and more attractive with their low prices and increasingly capable specifications. Thus already for some time I had the plan to buy a dual-SIM phone in order to carry around fewer mobile devices. As I spend some days in Shenzhen I came across the Zopo ZP300+