The MRU-300 repeater receives transmissions from MICRA wireless devices and retransmits them. The unit is operated by: PERFECTA alarm control panels (WRL models), VERSA-MCU controller, MTX-300 controller, MICRA alarm module (software version 2.02 or higher). It is also possible to use the module in a freely selected alarm system of another manufacturer or in an automation system, e.g. radio-controlled. Support: Satel MICRA Frequency band: 433.05 ... 434.79 MHz Radio communication distance (in open area): ≤ 500 m for PERFECTA ≤ 450 m for VERSA-MCU / MTX-300 / MICRA Selected functions: Encrypted radio communication in the 433 MHz frequency band LED indicator to show operating status. Tamper detection - housing opening. Built-in pulse power supply. Socket protection against short circuit. Li-Ion battery 3.7 V / 1.8 Ah - emergency power supply. Battery level control and battery discharge disconnection. Power supply: 230 V AC Current consumption: max. 15 mA Environmental class: II Operating temperature: -10 °C ... 55 °C Weight: 0.27 kg Dimensions: 126 x 158 x 32 mm Manufacturer / brand: SATEL Warranty: 2 years.