The ZLW-2 from Mini Circuits is a RF Mixer with RF Frequency 0 to 1000 MHz, LO Frequency 0 to 1 MHz, IF Frequency 0 to 1000 MHz, Conversion Loss 5.68 to 9.5 dB, LO/RF Isolation 40 dB. Tags: Module with Connectors. More details for ZLW-2 can be seen below.