The DP1840HPA from PLEXSA MANUFACTURING is a Diplexer with Frequency f1 DC to 18 GHz, Frequency f2 18 to 40 GHz, Insertion loss 1.5 dB, Frequency DC to 18 GHz / 18 to 40 GHz, Isolation 50 dB. Tags: Module with Connectors. More details for DP1840HPA can be seen below.