Q. How do you pair wireless sensors with the MTC? Steve Napoli August 20, 2019 20:59 Updated Follow Remove the mounting bracket. Unscrew all 4 screws. Insert the battery. Go into settings in the Siren Marine App Select a wireless sensor. Scan the QR code on the back of the sensor. Fill in the customizable details accordingly. Related articles Q. How do you trigger a strobe or siren when a wireless sensor is tripped? Q. Can I use the MTC to control accessories like lighting or an air conditioner? Comments 0 comments Please sign in to leave a comment.