Quote Originally Posted by HelloNNNewman View Post
OMG... you mean all I have to do is have my gf use her cell phone to talk to me and it will automatically disconnect her for me after 4 hours?? I'd PAY for that app! (jk)
a much simpler option for you: crumpling up paper near the handset sounds surprisingly similar to static. after a few seconds of that hold the phone away from you to create s distant sound to say "i'm in bad coverage" and then hang up.