CM 12.1 STABLE
Android version: Android 5.1.1
Kernel Version: 3.4.67
+ 2 SIM: 3G dual sim, but switch between two sim need to reboot.
+ Video Recording & Encoding.
+ Sound: Speakerphone and Mic on call fixed, Loudspeaker can max volume, bluetooth speaker fixed.
+ Storage: Memory card as default storage.
+ ROOT: Go to Settings->Developer options (if you don’t have that option go to About phone and hit Build number like 5 times until it says you are a developer), and set Root Access to “Apps and ADB”.
+ Connect your device with computer via MTP mode dual storage show.
+ Google apps are integrated.
+ SWAP RAM ACTIVE
+ Upack boot.img replace zimage from stock
+ Replace from stock
1:hwcomposer.mt6582.so in system\lib\hw
2:libMali.so in system\lib