F20 is a professional fingerprint entrance guard integrated machine for color screen, which is introduced by the wisdom of CCC. It adopts ZMM220 new hardware platform and CPU frequency is up to 1G. Based on the development of Linux system, the product can run stably at high speed. The F20 adopts noble and elegant design style, strictly abides by the national security product standards, adopts top-level components, and after long-term and strict testing, the product is stable and reliable. Rely on. Based on the original popular access control products, the product further adds high-definition cameras to support photo-taking functions and enhance security standards. It also has TCP/IP, RS232 and RS485 communication modes, which meet various network environments, and is suitable for various office environments, enterprises and other security protection sites.