The device detects early signs of fire. MSD-350 can operate in autonomous mode, in accordance with the guidelines of EN 14604, or as part of the 433 MHz wireless system. It is compatible with the PERFECTA 16-WRL, PERFECTA 32-WRL, PERFECTA 32-WRL LTE, PERFECTA-IP 32-WRL, PERFECTA-T 32-WRL, PERFECTA 64 M (equipped with PERFECTA-RF module) control panels, MICRA alarm module, as well as VERSA-MCU and MTX-300 controllers.