The A40-MH004 from Akon Inc is a Power Divider with Frequency 2 to 6 GHz, Insertion Loss 1 dB, Isolation 15 dB, Input Power 1 W, Amplitude Balance +/- 0.2 dB. Tags: Module with Connectors, Wilkinson Power Divider. More details for A40-MH004 can be seen below.