1
vote
1answer
406 views

Is it possible to turn off radio without turning of wifi on Lenovo k900?

I am currently having a look at the power consumption of a lenovo k900 phone and on the hardware side it seems Radio and Screen is using most of the power. I am planning to use wifi but not the ...
8
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1answer
130k views

What is the difference between GSM and WCDMA when switching to manual Network Mode?

I was reading this answer and I need to comprehend this better: What is the technical difference between "selecting GSM" and "selecting WCDMA" in Network Mode settings menu? To save battery life, I'm ...