technical parameters operating frequency; American Standard 928MHz or 902 MHz to 920 MHz GB 925MHz RF power: 0dbmí½30dbmú¿1mWí½1000mWú¬ RF power: Set by software, the average single-card reader at each 64 bits less than 10 ms Reading means: Timing means readers and reader, triggering automatic control reader, set up by software Wiegand data interface: Wiegand ,RS232ú¼ RS485ú¿or Ethernetú¬interface Data input interface: trigger input a group antenna Built-in polarization antenna embedded antennaú¿12dbiú¬ power supply: DCú½9Vú¼5A Power consumption: 6W dimension : 475mmí-475mmí-65mm Weight: 4 Kg Operation temp.: ú¡30íµ~ú½70íµ Distance from the reader: 8m-15m Reader tips: buzzer 5kg