USB Watch Beep Prank for-stepdad Insert the card into the

Insert the card into the envelope and pull the spine tab to arm the endless sound

just like the card

pull the tab from the spine when ready to activate the endless musical cheer-up experience

relentless enough to take over the whole floor

USB Watch Beep Prank for-stepdad Insert the card into theUSB Watch Beep Prank Device Meet the USB Watch Beep Prank Device the maddening phantom beep that sounds exactly like a watch alarm nobody can find. It's a deceptively innocent little stick that plugs into any USB port and, every few minutes, lets out a short watch style beep from somewhere nobody can quite pinpoint. No app, no batteries, no setup just harmless chaos for a friend, a family member, or the whole office. We built it on USB on purpose: