Promag PCR-340/360 Stationary Reader with dual-frequency - Promag PCR-340 Dual-Frequency Stationary tag reader for high frequency 13.56 MHz (Mifare MF1, Ultralight) and low frequency 125 Khz (EM4102) dual frequency, multi interface KBW, RS232, USB - Promag PCR-340 Dual-Frequency Stationary tag reader for high frequency 13.56 MHz (Mifare MF1, Ultralight) and low frequency 125 Khz (EM4102) dual frequency, multi interface KBW, RS232, USB