The PDM-261-4.45G SQ from Crane Aerospace & Electronics is a Power Divider with Frequency 3.6 to 5.3 GHz, Insertion Loss 1 dB, Isolation 18 dB, Input Power 1 W, Amplitude Balance ±0.7 dB. Tags: Module with Connectors. More details for PDM-261-4.45G SQ can be seen below.