During the Smart Deals from 27 April 2026 to 3 May 2026, you can find the sharpest deals on smart doorbells at Coolblue. You can choose a wired or wireless doorbell. Via the app on your smartphone, you receive a notification when someone rings the doorbell and watch along with the footage. Want to hear a loud sound? Choose a smart doorbell with a base station or chime. That way, you never miss a visitor.