The RSD-L1-L5-1511-TR from Raltron is a Diplexer with Frequency f1 1166.22 to 1228.62 MHz, Frequency f2 1559.05 to 1605.89 MHz, Power 15 dBm, Attenuation -44 to -24 dB, Attenuation f1 -40 to -24 dB. Tags: Surface Mount, SAW. More details for RSD-L1-L5-1511-TR can be seen below.