The ZKTeco TL800 is a high-end, fully automatic Wi-Fi smart lock that doubles as a video intercom. Its standout feature is the built-in 3.5-inch OLED screen on the interior unit, which allows you to see who is outside without opening the door.

Here is a breakdown of its core features and technical specifications:

Key Features

• Fully Automatic Operation: The lock automatically retracts the bolt when you verify your identity and locks itself immediately upon closing the door.

• Built-in Camera & Screen: Features a $1280 \times 720$ HD camera. When a visitor presses the integrated doorbell, you can view them on the indoor OLED screen or via the mobile app.

• Remote Management: Connects directly to Wi-Fi (2.4GHz) and works with the ZSmart or USmart Go apps for remote unlocking, real-time alerts, and checking entry logs.

• Multiple Access Methods:

  • Fingerprint: Stores up to 100 users (uses a hidden semiconductor sensor for better security).

  • Passcode: Stores up to 50 groups (supports “Random Password” to prevent peeping).

  • IC Card: Supports up to 50 S50 cards.

  • Mechanical Key: Includes a physical backup key for emergencies.

• Two-Way Audio: Allows you to talk to visitors through your smartphone even when you aren’t home.