If checked Settings -> Accessibility -> "Power button ends call", in sleep mode pressing on volume buttons ends call too.
Moreover, when using headset (in this case proximity sensor doesn't work), it is able to wake up device WITHOUT END call progress only by disconnecting headset.
If checked Settings -> Accessibility -> "Power button ends call", in sleep mode pressing on volume buttons ends call too.
Moreover, when using headset (in this case proximity sensor doesn't work), it is able to wake up device WITHOUT END call progress only by disconnecting headset.