Now, I’m not sure exactly how this works, other than it appears to contain a “ultra-sensitive microphone.” Unless it’s a bit more complicated than I’m thinking, it seems like it’s just a hearing aid. Though if it really does enable you to hear people that far away, you probably want to make sure you don’t sit to close to the waiters. Just in case they drop anything. A parabolic microphone might be pretty conspicuous, but people might also give a second look if they see you
screaming in agony
Best of all, it’s 20% off, just costing you a piddling $80. Or you could, you know, not eavesdrop on people. It’s rude.
Red Ferret Journal