To check the compatibility of your device with Circle View Doorbell, see https://setup.circleviewdoorbell.logi.com/#/electrical-compatibility

Circle View Doorbell system requirements:

• Our system is designed as a retrofit to an existing system which includes at a minimum of an AC transformer that falls within the applicable range. (8-24v 10VA or higher) and a wall chime.
• 16-24 gauge cable, either solid or tinned stranded.
• The doorbell unit is a 1:1:1 system. One doorbell unit per transformer and internal home chime system. Our doorbell units are not compatible with multiple internal chimes or multiple doorbells per transformer.