Check the listing for details. New Wireless Doorbell Chime Waterproof Plugin Receiver Adjustable Volume 1000FT. Color: Black, Condition: New. Listed at 10.33 USD. Expandable Kits - Easy to expand the doorbell chimes, you can meet your requirements by setting 2 plug-in doorbell receivers.The transmission distance between the receiver and button can reach 1000ft in open space, ensure you won't miss any visitors. Multiple Ringtones - The doorbell include 60 chimes and 5 levels of adjustable volume(25 dB to 120 dB) to meet your needs. Enjoy pleasant melodies when someone press your push button. LED flashes are suitable for the elderly care, nursery and the hearing impaired Easy Installation - Just need to stick the button to the wall or door frame, plug the receiver into the socket. Very convenient to install in classroom, store, apartment or office.(Paired well before send out,you can use at once after receive, don't need to pair again.) IP55 Waterproof - IP55 waterproof and dustproof of doorbell button, can withstand all kinds of severe weather conditions. Support to work between -10 °C to 50 °C. Work with a CR2032 battery (included in parcel) LED Flash Light Flashing light with audio alert indicators which is easy for people including the hearing impaired to notice. Long Range Cover The transmission distance between the receiver and button can reach 1000ft in open space, ensure you won't miss any visitors. Easy To Use Install a battery for the button then stick the button to the wall or door frame, plug the receiver into the socket, they are ready to work. This Doorbell Kit Can Be Used In Various Occasions