General description AlwaysH 300M Wireless Doorbell is designed for long-range communication, providing a reliable connection up to 300 meters in open areas. This doorbell ensures you never miss a visitor, whether you are in the garden, upstairs, or in the basement. Its all-weather performance makes it suitable for various environments. Technical specifications Range: 300 meters in open areas Volume levels: 5 levels, up to 110 dB Temperature resistance: -30°C to 70°C Water and dust resistance: Yes Other information Includes plug-in outdoor receivers Offers 55 melodies to choose from