The RFMU700M1990 from RF-Lambda is a Multiplexer with Attenuation 45 dB, Frequency 698 to 806 MHz / 1710 to 1755 MHz / 2110 to 2155 MHz / 1850 to 2000 MHz / 1850 to 1990 MHz, Insertion Loss 0.5 dB, Isolation 45 dB, Power handling 50 W. Tags: Module with Connectors. More details for RFMU700M1990 can be seen below.