Get the One With the Sync Module As mentioned, the Blink Video Doorbell + Sync Module 2 bundle includes the doorbell camera and a module that connects the doorbell to Blink’s cloud servers.

Get the One With the Sync Module As mentioned, the Blink Video Doorbell + Sync Module 2 bundle includes the doorbell camera and a module that connects the doorbell to Blink’s cloud servers.

The Blink Sync Module XR is Blink’s third generation system hub which works to extend the Wi-Fi and range of its outdoor cameras.

According to Immedia's online store, the Sync Module "acts as a hub between your Blink wireless home security cameras and the cloud" and is a required piece of hardware for your Blink Video Doorbell.

The new kit I got includes one Blink Sync module and one Blink XT2 camera. The Sync module helps the camera and the app communicate and it's required. It's supposed to help extend the battery life ...