The QPO-08091896-S-S2 from Communication Components Inc is a Quadplexer with Attenuation 50 dB, Frequency 698 to 2690 MHz, Frequency1 698 to 862 MHz, Frequency2 880 to 960 MHz, Frequency3 1710 to 1880 MHz. Tags: Module With Connectors. More details for QPO-08091896-S-S2 can be seen below.