Blink Outdoor 4 XR — 4-Camera Wireless Security Kit
Extended-range, battery-powered 4-camera security system with Sync Module XR for faster live view and up to two-year battery life.
Blink Video Doorbell + Outdoor 4 — 3-Camera Bundle Review
In-depth review of Blink Video Doorbell + Outdoor 4 bundle: two-year battery life, head-to-toe HD, 1080p cameras, and Sync Module Core.