Ultra-Long Distance Wireless RangeThis wireless doorbells boasts a remote connection of up to 300 M or 1000 foot in an open space,makes sure that you will never miss any visitors with higher sensitivity and the lower energy consumption does not interfere with other equipment in your home. Multiple Chimes andamp Easily ChooseThe Plug in doorbell receiver bell has features 36 different chimes and tunes to choose with 4 levels of adjustable volume from 0db to 85db, chimes are loud enough to be heard throughout the house. Memory function will remember your settings even if power outage. LED IndicatorThe LED light indicator on the plug in receiver flashes when the transmitter is pressed and a signal is received. They alerts those with impaired hearing or when the doorbell sound is (temporarily) unwanted. Mute the wireless waterproof doorbell if a ringtone is not desired and get notified visually by the LED instead when someone shows up at the door. Easy to Install and SetSimply plug the receiver into a power outlet and attach the transmitter to the exterior wall with the provided screws or adhesive patch there is no need to reset tune and volume level after a power outage. Multiple receivers can be paired with multiple touch buttons to meet your requirements. Waterproof andamp Sun Protection DoorbellThe transmitter is waterproof for rain drops, which ensures perfect performance in outdoor environment.High Quality Doorbell could works between -4 F to 140 F, withstands tough weather conditions. No matter in the sun, rain, snow.Widely Used in Home,Store,Office,Apartments,Villas,Garden,etc.