Technical indicators Operating frequency: 2.4GHz~2.5GHz Working style: active and passive combination Antenna parameter 1: wins: 16dBi; Horisontale vlak lob breedte: 30°; Vertikale vlak lob breedte: 25°; Front-aan-rug verhouding: >25dB Antenna parameter 2: staande golf verhouding: <1.5; polarisasie rigting: vertical Communication interface mode: RS232, RS485, Wiegand, TCP/IP network port Communication method: aktiewe modus (nadat die leser lees die etiket, it sends …