Best Unknown Wireless Doorbells

Package Includes:1 receiver+2 waterproof push buttons+screws+double-side tapes+batteries+mini user manualSet the receiver for separate tone operation(pairing instruction):1)Plug receiver into outlet and select desired ring tone by short press receiver MUSIC button;2)Then long press receiver VOLUME Control button for about 5-7 seconds until you can hear receiver "ding" with the blue light will be flashed(which mean receiver get into pairing mode)and please notice that receiver will exit the pairing mode automatically if it doesn't get signal from transmitter/sensor in 5 seconds.3)so you should immediately press transmitter pair with the receiver and you will hear the tone you selected which mean your operation is successful.4)Press the transmitter to have a final check about the pairing works,if you can hear the tune you selected again,which means that your operation is completed successfully. If you want to set the receiver play a different tones trigger byother transmitter, just on this receiver to select another song andfollowing the above steps(1-2-3-4) make it pair with a new one transmitter is ok.Reset/Clear receiver pairing memory:If you want to reset the pairing and just plug the receiver into outlet and long press receiver "MUSIC" button for about 10 secondsuntil hear "ding" with light flashes to reset/clear receiver memory.Range of application:House,office,hotel service,community building,factory, construction site and other areas that is suitable for short-distance wireless environments.It also can be best gift as its new design and nice appearance, are very popular for household.Working range:1000Ft in open areaHere at physen,we encourage you to make use of our One Year Warranty Guarantee.A happy purchasing experience is the utmost importance to us and we will happily send a product replacement if any issues arise.