K2 IP66 Bluetooth RFID Door Access Control System – 20,000 Users

Asia-Teco K2 Smart Bluetooth Door Access Control System

Take full control of who enters your space with the Asia-Teco K2 IP66 Waterproof Bluetooth Access Control Reader. Built for both indoor and outdoor installations, this sleek zinc-alloy reader combines smartphone app control, RFID card access, and a touch keypad — all in one compact, weather-resistant unit. Supporting up to 20,000 users, it scales effortlessly from a small office to a large commercial facility.

Made in Mainland China.

Key Features

• Triple Unlock Methods: Unlock via the TTlock smartphone app, touch keypad passcode, or 13.56MHz RFID card — giving you flexible access options for every user.
• TTlock App Management: Add or remove users remotely, generate time-limited passcodes, and share eKeys with customizable authorization levels — all from your phone.
• Cloud Data Storage: Access records, attendance logs, and history are stored in the cloud and can be reviewed remotely at any time.
• Real-Time Monitoring: Administrators receive instant push notifications whenever a user unlocks via the app.
• Massive User Capacity: Supports up to 20,000 registered users with unlimited passcode capacity.
• IP66 Waterproof Rating: Fully protected against dust ingress and powerful water jets — ideal for outdoor gates, commercial entrances, and exposed installations.
• Advanced Keypad Security: Keypad locks for 5 minutes after 5 incorrect passcode attempts. Pseudo-passcode feature allows extra digits before or after the real code for added privacy.
• Auto-Lock: Automatically re-locks within 5 seconds of unlocking for continuous security.
• One App, Many Systems: Manage multiple access control systems from a single TTlock app — perfect for multi-site operators.
• Fail-Safe Security Mode: Operates in Fail Safe mode with signal (NO/NC/COM port options) for reliable integration with electric locks and door controllers.
• Bluetooth V4.1: Stable, low-energy wireless connection compatible with Android 4.3+ and iOS 7.0+.
• Backlit Touch Keypad: Acrylic keypad with backlight for easy use in low-light environments.

Technical Specifications

What's in the Box

• 1× Asia-Teco K2 Bluetooth RFID Access Control Reader
• Mounting hardware

Learn More About Access Control Standards

For guidance on physical security best practices, visit the U.S. Consumer Product Safety Commission (CPSC) for general product safety information.

Frequently Asked Questions

Q: What unlock methods does the K2 Bluetooth access control system support?

A: The Asia-Teco K2 supports three convenient unlock methods: the TTlock smartphone app, a touch keypad passcode, and a 13.56MHz RFID card. You can use any combination of these methods depending on your setup and user preference.

Q: Is the K2 access control reader suitable for outdoor use?

A: Yes. The K2 carries an IP66 waterproof rating, meaning it is fully protected against dust and powerful water jets. This makes it well-suited for outdoor gates, external building entrances, parking facilities, and other exposed locations.

Q: How many users can the K2 system support?

A: The K2 can store up to 20,000 registered users, with unlimited passcode capacity. Users can be added or removed remotely through the TTlock app, making it easy to manage large teams or high-turnover environments.

Q: Can I manage multiple access control systems from one app?

A: Yes. The TTlock app allows a single administrator to manage multiple K2 systems across different locations — ideal for businesses, property managers, or multi-site organizations looking for centralized access control.

Q: What power supply does the K2 require?

A: The K2 operates on DC 12V with a working current of less than 100mA. It features NO/NC/COM port options for flexible integration with a wide range of electric locks and door control hardware.