The LDP-1050-252+ from Mini Circuits is a Diplexer with Frequency f1 1 to 1050 MHz, Frequency f2 1650 to 2500 MHz, Power 2 W, Insertion loss 0.6 to 2.9 dB, Insertion loss f1 0.6 to 1.5 dB. Tags: Surface Mount. More details for LDP-1050-252+ can be seen below.