57 Ringtones & 4 Volume Levels The doorbell contains 57 melodies for you to select what you like. There are 4 adjustable doorbell volume levels which are from 95dB to 110dB, the sound is loud and clear enough to be heard anywhere you are.
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Long Transmission Distance The range of wireless doorbell can reach 1000ft in open space, ensure you wont miss any visitors. It can be applied in apartment, school, villas, hotel, factory and more.
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IP55 Waterproof Button The transmitter button is IP55 weatherproof level. Waterproof rating ensures the rainy day using excellent. With an operating temperature between -4°F and 140°F, it is able to withstand the different climates of different regions.
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