The PDM-21-10G SQ from Crane Aerospace & Electronics is a Power Divider with Frequency 8000 to 12400 MHz, Insertion Loss 0.5 dB, Isolation 20 dB, Input Power 2 W, Amplitude Balance ±0.2 dB. Tags: Module with Connectors, Wilkinson Power Divider. More details for PDM-21-10G SQ can be seen below.