SURFOU Wireless Doorbell with 2 Receivers, 400m range

Strong reception, anywhere: Our doorbell offers a powerful range of 400 metres in open areas so you are always accessible. Whether you are in the garden, up in the house or even in the basement, never miss a visitor again, Easily attach the wireless doorbell transmitter to your wall - with the included screws or tape. Enjoy a hassle-free installation in less than a minute. All-weather performance: our wireless bell is dust-proof and waterproof and can withstand temperatures from -30 °C to 70 °C. It defies adverse conditions and scores with extremely low power consumption for a long battery life, Individual sound, flexible modes: Enjoy precise control with 5 volume levels up to 110 dB, ideal for hearing impaired or seniors. Simply switch between LED only or LED + bell mode and choose from 55 melodies for individual notifications. Your recent settings are saved for uninterrupted convenience, Reliability meets excellence: Our wireless bell set is not only reliable, but is also supported by a commitment to exceptional customer service available 24/7.