HALO Phone

"Okay, Nigel, I have some sensitive information to share. I've found more information about the disease, but my source still wants to remain anonymous and that might be a problem. This is highly crucial information after all so it must seem credible, and it is. Therefore, I need to know that what I say to you will remain confidential however as my source is secretive for good reasons." He won't be able to hear her breathing in the phone since she isn't, at all.