The DBM-1800 from Qorvo is a RF Mixer with RF Frequency 200 to 1800 MHz, IF Frequency 5 to 6000 MHz, Conversion Loss 9 dB, IP3 16 dBm, LO/RF Isolation 25 dB. Tags: Module with Connectors, Double Balanced Mixer. More details for DBM-1800 can be seen below.