Technical indicators Operating frequency: 2.4GHz~2.5GHz Working style: active and passive combination Antenna parameter 1: hagnaður: 16dBi; Lárétt plan stærra breidd: 30°; Lóðrétt plan stærra breidd: 25°; Front-til-bak hlutfall: >25dB Antenna parameter 2: standbylgjuhlut: <1.5; skautun átt: vertical Communication interface mode: RS232, RS485, Wiegand, TCP/IP network port Communication method: virkur hamur (eftir lesandinn les tag, it sends …