Characteristic for sound signaling, ideal as a doorbell or tele-notification device. Receiver powered by a 230V outlet, with a battery-operated transmitter. Hermetic doorbell button with 48 built-in polyphonic ringtones to choose from. The number of bells and buttons can be increased as needed. It features a learning system (automatic connection) and does not require doorbell installation, making it useful at home, in companies, in public buildings, or for people who need care.

• Range: maximum 100 meters (in open areas)
• Power supply: receiver: via AC 230V socket, transmitter: 1x12V A23 (included)
• Volume: 50-80 dB (adjustable)
• Protection level: receiver: IP20, transmitter: IP44
• Frequency: 433.92 MHz
• Dimensions: 120 x 87 x 35 mm (width/height/depth)