Functional Characteristics: Designed to work with wireless doorbells of the M series (ALCANO, ALCALINO, LOOPO, BRILLO, CORNO, VIBRO, SATTINO) and the repeater RT-228. The button is adapted to operate in changing weather conditions (e.g., at the gate). It can work with the LIBERO doorbell (limiting it to the functionality of a wireless doorbell).

• Operating Range: 100 m (for doorbells ALCANO, ALCALINO, LOOPO, BRILLO, CORNO, VIBRO, LIBERO), 150 m (for SATTINO chime) in open space.
• Mounting Method: Surface mounting.
• Protection Grade: IP44.
• Number of Batteries: 1 pc.
• Power Supply Voltage: 3V.
• Visual Ring Indication: NO.
• Sound Disable Functionality: NO.
• Multiple Button Cooperation: NO.
• Temperature Range: -20/35°C.
• CE Certificate: YES.
• Frequency: 433 MHz.
• Number of Codes: 256.
• Button Dimensions: 85 x 26 x 32 mm.