The M3100 from Advanced Microwave Inc is a RF Mixer with RF Frequency 1900 to 2900 MHz, LO Frequency 1900 to 2900 MHz, IF Frequency 0 to 1000 MHz, Conversion Loss 6 to 7.5 dB, LO/RF Isolation 25 to 18 dB. Tags: Module with Connectors, Double Balanced Mixer. More details for M3100 can be seen below.