WALL EAR AUDIO LISTENING gadget

WALL EAR AUDIO LISTENING 

hey i am techloaner and this is a really cool gadget which can help you to hear through the wall 

about 4 inch thick and with its  capability of recording the audio you could record any conversation without 

having a fear of being caught just stick it back of some wall and spy on the one who betrayed you or are going to ....