For all models starting with B... or BY..., it is possible to change the frequency. See below for the instructions.

  • Take out the battery from the bell push and press the bell push for 20 seconds.
    After a few minutes insert the battery again.
  • Reset your doorbell by pushing the 'learn' button on the chime for 10 seconds.

  • Take the chime out from the socket, wait a few seconds and plug in the chime again. Press the bell push immediately and wait for the chime to ring. Now they are now paired again.  

        Please take note, that it is necessarry to repeat above instructions sometimes.