Wireless Doorbell,Two-way Intercom Doorbell Solar Powered and Rechargeable Battery,4900ft Range,3 Volume Levels,Waterproof,Intercom for Home, Business,Classroom Use

【Two-way Communication Doorbell】This device can be used as both a doorbell and an intercom. One outdoor unit can be connected to an unlimited number of indoor units, and one indoor unit can be connected to an unlimited number of outdoor units. Indoor units can communicate with each other.
【Long Working Range】The wireless intercom doorbell has a range of approximately 4900 feet and communicates clearly without interference. Perfect for the office or large family, it can be used to communicate between rooms and areas of the home as well as a doorbell.
【Solar Powered Doorbell&Intercom】Both the indoor and outdoor units have built-in 1800 mAh rechargeable batteries for long battery life. And the outdoor unit can also be solar powered, so you never have to worry about running out of power.
【Easy To Set Up】No need for Wi-Fi or Bluetooth or pairing with phone, just place the units where you need them.Besides,this doorbell has three volume levels, the sound can be adjusted to make it louder or softer, and 21 ringing to choose from.
【Waterproof Intercom Doorbell】These doorbells are made of high quality and durable material. It is IP44 waterproof and can be used in windy and snowy days.Outdoor working temperature 14℉~122℉(-10℃~50℃).

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