Wireless Door Digital Chime w/ 2-Bell / 1-Remote Button - White
Color: White - Material: Plastic - Easy to install - Subsection repeat rate: 1/10000 - Long operating range: 100 ~ 150 meters(open area) - Powered by 2 x AA batteries for each doorbell (not included) - Powered by 1 x A23 battery for the remote button (included)