1. Working frequency: 840MHz ~ 960MHz can be set 2. Air interface protocol: ISO 18000-6C / EPC C1G2, ISO 18000-6B, GB / T29768-2013 (expandable support) 3. Read and write function: support intensive read and write, multi-tag identification, support tag data filtering, support RSSI: perceivable signal strength 4. Function: Support face recognition, binocular living body detection function, two sets of infrared trigger reading, the infrared trigger delay time can be set separately; support personnel in and out judgment, can count people; support sound and light alarm, can be set separately Alarm delay time; EAS anti-theft bit, support to set one anti-theft bit according to label needs. 5. Reading distance: 0-400cm (adjustable, recommended door width within 1.2 meters, good effect) 6. Front and back recognition distance: 90cm front and back (use AZ-D book label-for reference) 7. Communication interface: RJ45; RS232 (WiFi optional) 8. Equipment material: aluminum alloy profile frame, light, strong and not easily deformed; imported acrylic surface material 9. Screen: 21.5 inch touch screen 10. Installation method: slotless, equipped with 1.2m stainless steel wire slot, equipped with expansion screws, stable installation. 11. Size: 1600 * 455 * 150mm