The DBMF-3800-1350-INV from GeoSync Microwave is a Low Noise Block with RF/Input Frequency 3.4 to 4.2 GHz, Output Frequency 950 MHz to 1.75 GHz, LO Frequency 5.15 GHz, Output Power 10 dBm, P1dB 10 dBm. More details for DBMF-3800-1350-INV can be seen below.