Feature: 1. Excellent Performance: Fast recognition speed, face comparison time less than 0.1 seconds, visible light intelligent face recognition, high sensitivity and high accuracy. 2. Recognition Methods: Multiple verification methods, support dynamic face recognition, password, ID card, can store 200000 records, 3000pcs user capacity. 3. HD Touch Screen: 4.5 inch high definition capacitive touch screen, intuitive and clear, effective waterproof and dustproof, can be used in outdoor environment. 4. Multifunction: Access control time attendance machine with LED fill light, infrared anti counterfeiting camera, voice prompt, doorbell function, network communication and USB upload download. 5. Wide Application: Widely used in government agencies, office buildings, enterprises and institutions, industrial and mining enterprises and other places. Specification: Item Type: Access Control Time Attendance Machine Material: ABSOperating System: For LINUX intelligent operating system display Resolution: 480x854 Processor: Main frequency 1.5GHZ Recognition Speed: 0.1s Magnetic Card Type: ID card Face Database: 3000pcsRecord: 200000 Camera: Dual 2 million pixels Identification Distance: Approx. 50cm-200cm/19.69in-78.74in Power Supply: 12V 2A Communication Mode: TCP, USB, U disk Language Display: Chinese simplified, English Access Control Interface: 1 set of switch signals, 1 set of for Wiegand signals Recognition Mode: Dynamic face recognition verification, password verification, MF card verification Size: Approx. 181x87x22mm/7.13x3.43x0.87in. Package List: 1 x Access Control Time Attendance Machine5 x Screw4 x Rubber Plug1 x User Manual Note: 1. Do not place the product in an environment with excessive corrosion, humidity and high temperature. 2. Please supply power according to the operating voltage. Using other voltages may cause fire and damage to the product.