The set includes one Blink Battery Doorbell 2K+ wireless video doorbell, one Blink Outdoor 4 camera and a Sync Module XR+. The video doorbell records video at 2K resolution (1920 × 1920), with a 140° horizontal and vertical field of view and a 1:1 aspect ratio. It is powered by three non-rechargeable 1.5 V AA lithium batteries.

The Outdoor 4 camera features 1080p HD resolution, a 143° diagonal field of view and two-way communication. The Sync Module XR+ connects via 2.4 GHz Wi-Fi and supports 900 MHz XR technology to connect to the camera, with range depending on obstacles and the conditions at the location. The devices are managed through the Blink Home Monitor app.

• Outdoor 4 battery life: up to two years with default settings, depending on usage and environmental conditions.
• Local storage: supports microSD cards up to 256 GB, sold separately.
• Set contents: Outdoor 4 camera, Battery Doorbell 2K+ video doorbell, Sync Module XR+, five Energizer AA lithium batteries, mounting kit, USB-C cable and power adapter.