Has never been used, ready for you to install at your home. Upgrade your home security with the Blue by ADT smart home security system kit. This kit includes everything you need to protect your home, including a smart HUB, yard sign, window stickers, and four door window sensors. The kit comes in an open box and is ready to install right out of the package. The Blue by ADT smart home security system kit is designed for homes of all sizes and offers reliable protection. It features a window sensor that detects any intrusion attempts, making it easier for you to keep your home safe. The system comes in a stylish blue color and is perfect for anyone looking to upgrade their home security. Get your hands on this amazing security system today!