How long is the power cord to the Siren+Keypad? Jon Dennis Cruz April 01, 2021 10:51 Updated The power cord for the Siren+Keypad is 2 meters or 78 inches. Related articles Is the siren loud? I have installed a new sensor but it is not auto pairing to my siren. What's going on? Does the siren talk? What do the Roo Tags do? (with video) What are the modes of the Siren+Keypad? Comments 0 comments Please sign in to leave a comment.