Sogo Wireless Digital Door Bell (JPN-15F)

Overview: This doorbell comes with a transmitter and a receiver. When a visitor presses the doorbell, loud sound is activated to remind you to open the door. You will never miss a visitor. It can make your life easier and smarter. Ultra-low power consumption, it's your cost effective choice. Features: *The chime is easy to pair with the doorbell hub, easy for installation.Outdoor doorbell button with anti-tamper alarm function. *Indoor doorbell hub is plug and play, no need batteries, low power consumption. *Chose what you like, 3 melodies optional, and 5 levels volume adjustment. *433MHzwirelessfrequency,1640ft/500m wireless working range in open area.