Realand F100 4.3 inch Capacitive Touch Screen Face Fingerprint Card Attendance Machine 1. Display: 4.3-inch capacitive touch screen 2. Camera: binocular camera, liveness detection to prevent photo and video fraud 3. Fill light: LED high-brightness automatic fill light 4. Operating system: Linux intelligent operating system 5. Processor: AI dual-core processor 1.2T 6. Recognition method: face, ID card + IC card (dual-frequency card), password 7. Number of users: 500 8. Record capacity: 46,000 9. Face recognition distance: 0.3-2.5m 10. Matching speed: about 0.3 seconds 11. Communication method: USB 2.0-supported U disk 12. Attendance function: machine settings, name display, built-in ringing, U disk export attendance list 13. Supported languages: Simplified Chinese, English 14. Power supply requirements: DC12V1-5A 15. Standby current: 210mA 16. Maximum operating current: 350mA 17. Indoor temperature: -20 degrees Celsius to 45 degrees Celsius 18. Humidity: 20%-90% 19. Voice prompt: high-definition humanized voice 20. Access control function: door magnetdoorbellmanual door opening