Description:Listening through walls. -Special pull back vechicle with secret listening device. -easy to listen all the action. -High sense metal probe. -Coming with earphone .-small as a jelly-complete function:charge hole、earphone hole and switch knob upside-easy operate、cling to the door、window or wall-Able to get the sound out from the wooden/brick wall、 windows or door or armor plate-High sensitivity detectorPackage:1*Ear Listen Through Wall 1*Earphone1*USB cableNOTE:As the effect varies from monitor to monitor、 there is irrevocable slightly difference in colors between the color showed on your monitor and the real one、 So if dear you can not accept this very little difference、 be cautious before you making the orders.thanks for understanding.