Frequency: US(902~928MHz), China(920~925MHz), EU(865~867MHz, other frequency selectable Proocol: ISO18000-6B/6C,EPC G2 RF power: 0~31dBm adjustable Sensitivity: -80dBm(12dBi antenna more than 6 m) Read speed: Multi tag-200pcs/second, single tag 2000 times/minute Processor: ARM CORTEX M3 100M CPU MR6111E Memory: 16KB tag data memory and 32KB Ferroelectric memory Data Interface: RS232/RS485 interface wiegand 26/34bit Power Supply: DC12V