The ZKTeco F21-ID with ADMS is a professional fingerprint time attendance and access control terminal featuring the advanced SilkID/Z-ID fingerprint sensor, 125 kHz ID card authentication, and ADMS (Automatic Data Master Server) support for cloud-based attendance management. Designed for businesses of all sizes, it supports up to 3,000 fingerprints, 5,000 ID cards, and 100,000 transaction records. With TCP/IP, USB Host, RS232/RS485 connectivity and built-in access control interfaces, the F21-ID offers fast, secure, and reliable employee attendance tracking and door access management. ADMS functionality enables automatic attendance data synchronization with compatible cloud and web-based software, making it ideal for organizations with multiple branches.

Key Features

• Supports Fingerprint, ID Card, and Password authentication
• ADMS (Automatic Data Master Server) support for cloud attendance synchronization
• Advanced SilkID/Z-ID fingerprint sensor with live finger detection
• Stores up to 3,000 fingerprint templates
• Supports up to 5,000 ID card users
• Stores up to 100,000 transaction records
• 2.4-inch TFT color LCD display
• Communication via TCP/IP, USB Host, RS232/RS485
• Built-in access control interfaces for electric lock, exit button, door sensor, alarm, and Wiegand I/O
• Ideal for offices, factories, schools, hospitals, and commercial buildings.