The MX130-0S from R & K Company Limited is a RF Mixer with LO Frequency 0.1 MHz to 1 GHz, IF Frequency DC to 1 GHz, Conversion Loss 5.5 to 12.5 dB, LO Drive - Power 7 dBm, P1dB 1 dBm. Tags: Module with Connectors, Double Balanced Mixer. More details for MX130-0S can be seen below.