The TLNB20000X.0007 from Communications & Power Industries is a Low Noise Block with Input RF Frequency 20.2 to 21.2 GHz, Output RF Frequency 1 to 2 GHz, LO Frequency 19.20 GHz, Gain 56 to 64 dB, Gain Flatness ±0.3 to 1 dB. More details for TLNB20000X.0007 can be seen below.