The CT-820 Mifare Time Attendance Reader is a high-performance, contactless terminal designed to streamline workforce management with speed, reliability, and ease of integration. Built with industry-proven 13.56 MHz Mifare technology and equipped with a clear, dot-matrix LCD display, the CT-820 delivers fast, accurate employee clock-in/out logging—ideal for environments where efficiency and security are essential.
Thanks to its contactless operation, employees can check in and out in under a second, eliminating bottlenecks and reducing wear and tear associated with traditional swipe or biometric systems. The CT-820 supports flexible connectivity via TCP/IP or RS232, simplifying installation and enabling seamless data collection across both modern and legacy network setups.
Whether deployed in factories, restaurants, construction sites, or office buildings, the CT-820 provides a robust, scalable foundation for time tracking, attendance reporting, and payroll automation.

Key Features
✅ Easy Installation – Simplified wiring with PoE capability (if supported)
✅ Mifare 13.56 MHz Technology – Fast, secure, and reliable contactless card reading
✅ Large Dot-Matrix LCD Display – Shows time, date, user ID, and clear transaction feedback
✅ Dual Connectivity Options – TCP/IP for network integration or RS232 for direct PC connection
✅ Fast Access Time – Enables rapid check-in/out to prevent queues in high-traffic areas
✅ Rugged & Reliable Housing – Built for demanding environments (IP-rated optional)
Typical Applications
- Factories & Manufacturing Plants
- Restaurants & Hospitality Venues
- Construction Sites & Field Offices
- Corporate Offices & Co-working Spaces
- Educational Campuses & Healthcare Facilities
Technical Specifications
- Frequency: 13.56 MHz (ISO 14443 A compliant)
- Display: Dot-matrix LCD with backlight
- Communication: TCP/IP, RS232
- Power Supply: 12V DC or PoE (model dependent)
- Card Types: Mifare Classic 1K/4K, Mifare Ultralight, NFC
- Capacity: 50,000+ cards, 100,000+ attendance records
Why Choose the CT-820?
- Speed & Convenience: Contactless operation keeps lines moving
- Flexible Integration: Compatible with most time & attendance software
- Durability: Designed for 24/7 operation in challenging conditions
- Clear Visual Feedback: Employees and administrators always see real-time status
Upgrade your workforce management today with the CT-820—where proven Mifare technology meets real-world reliability.




