PHYSEN Unique Touch Button Design Waterproof Wireless Doorbell Kit Includes 3 TouchWake Button and 2 Plug-in Receiver, Built-in 52 Classic Melodies , Working Distance 500ft to 1000ft ,6 Stylish Colors Available (Black)

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Package Includes:2 receiver+3 transmitter+screws+double-side tape (NO BATTERIES INCLUDED) Features: Touch Button:Blue Led light lit up when touching the TOUCH AREA of transmitter Adopt excellent inner materials,keeps itself from getting higher temperature &interference Easy installation: plug receiver into standard socket,fix transmitter with double-side tape or screws All products passed CE,FCC,RoHS approval THIS IS LEARNING MODE DOORBELL, RECEIVER CAN BE FREELY PAIRED WITH TRANSMITTER,YOU CAN PROGRAM EACH TRANSMITTER TO A DIFFERENT TONE,SO THAT YOU CAN KNOW WHICH TRANSMITTER SOMEONE IS PRESSING How learning door bell works? Long press 'volume' button for 5s until LED flashes to get entered into 'pairing' state.Call bell melodies can only be changed under 'pairing' state Touch transmitter button to make paired, receiver sounds if receiver is paired with transmitter successfully Press 'music' button to switch required melody for different transmitters Press transmitter to send RF signal to make paired after required melody is chosen Long press 'volume' button for 5s until LED stops flashing to exit 'pairing' state Press transmitter to have a final check about pairings works Do the same way to check other receivers and make paired; How to avoid signal interference? Outter RF signal may interfere and also paired with receiver,Long press 'music' button for 10s to clear receiver memory After memory is cleared,only one transmitter will stay pairing, others need re-made 'paring' Range of application:House,office,hotel,factory and other areas which is suitable for short-distance wireless environments