MultiTransmitter Jeweller is an integration module for connecting third-party wired detectors and devices to an Ajax security system. It has 18 wired zones for connecting NC, NO, EOL, 2EOL and 3EOL devices. MultiTransmitter is equipped with two tampers that protect it against dismantling. The device is powered from the 100–240 V~ mains, and can also run on a 12 V⎓ backup battery. Can supply 10.5–15 V⎓ for connected detectors and devices.