The MDS310 from R & K Company Limited is a RF Mixer with LO Frequency 2 to 6 GHz, IF Frequency DC to 2.5 GHz, Conversion Loss 6.5 to 10 dB, LO Drive - Power 20 dBm, P1dB 13 dBm. Tags: Surface Mount, Double Balanced Mixer. More details for MDS310 can be seen below.