Reactel part number 2DP-PCS-75 is a diplexer with passbands of 1850 to 1910 & 1930 to 1990 MHz. Passband insertion loss comes in at less than 1.0 dB, with a passband Return Loss of less than 16 dB, minimum channel to channel isolation of 75 dB, and is rated for input power of up to 250 W.