Hey gays iam using this phone from about 16 mounths . Iam happy with this phone . its gives about 10 to 12 hours of battery backup. It had dual standby and dual active phone. Its is worlds first 4gb ram phone. It has INTEL atom prosesor except this phone I have not seen this prosessor in any other phone. The only problem with this phone I had is .when I comes in low signal range . it gets gang. And I anot able to pic up the phone. Its camera is also good. But it has the best prosesing power. Its best as gaming phone . it never gets hanged while playing games. it has 4gb ram 32gb external and upto 64gb external 2.3 ghz 3000mah battery. 5inch display. But 170 grm weight . its screen it good it never gets break .