The TP-1822 from Maury Microwave is a Triplexer with Frequency 1.8 to 6.6 GHz, Frequency Band 1 1.8 to 2.2 GHz, Frequency Band 2 3.6 to 4.4 GHz, Frequency Band 3 5.4 to 6.6 GHz, Insertion Loss Band 1 0.4 to 0.5 dB. More details for TP-1822 can be seen below.