Key Finder Stick on Remote Finder Beeper 6 Pack RF Wireless TV Remote Control Finder, Key Finders Locator with Sound That Make Noise 90 dB Loud Beep Item Finder, Remote Tracker with Sound for PhonePRESS AND BEEP, NO APP NEEDED The remote control finder is designed with radiofrequency technology, which doesn't require APP. Simply press the number button on the transmitter, and the corresponding receiver will beep and flash. Indeed a very convenient TV remote finder and car key finder. STICK ON OR ATTACH WITH KEYRING What come with this find my keys device are 6 double sided stickers and 6 keyrings. The stickers attach the receiver to the TV