Bluetooth v4.1 doesent consumes a lot of battery. In my case it is 20% in 2hours, and this is not normal. I will send it back.Hey Guys. I have received 6.0.1 update on my J500F 8GB storage, is it safe to update or any Ram issues ? I am worried to update so ? pls pls pls let me know.HATE this phone.The shutterlag on the camera is rediculous. The build quality is pathetic and the phone is EXTREMELY slow