The BK-26N from Microlab is a Diplexer with Frequency f1 80 MHz to 2.69 GHz, Frequency f2 3.3 to 5.85 GHz, Power 5 to 50 W, Insertion loss 0.2 to 0.8 dB, Frequency 80 MHz to 2.69 GHz, 3.3 to 5.85 GHz. Tags: Module with Connectors, Cavity. More details for BK-26N can be seen below.