See Them Arrive in Full HD: Get a crisp 1080p grade view of anyone who approaches your front door. The advanced WDR and 4:3 aspect ratio ensures you get a color accurate, head to toe image every time. 120-Day Front Door Security: The doorbell and Wi-Fi chime form a closed, low-power wireless connection allowing for 120 days of flawless front door coverage from a single charge. No Subscription Required: Designed to protect your home as well as your wallet, Eufy security products are one-time purchases that combine security with convenience. Slim, Sleek, and Easy to Set Up: Installation can be completed in minutes and without the hassle of complicated wiring. The slim design ensures it can fit seamlessly onto any doorframe. Your Data Securely Stored: Every moment captured is stored locally on the Wi-Fi doorbell chime inside your home via advanced encryption.