The DX1372M956B1P4D-01 from Dyne Tech is a Diplexer with Frequency f1 824 to 894 MHz, Frequency f2 1.85 to 1.995 GHz, Power 1 W, Attenuation 20 dB, Insertion loss 0.5 dB. Tags: Module with Connectors. More details for DX1372M956B1P4D-01 can be seen below.