The A40-MH059 from Akon Inc is a Power Divider with Frequency 10 to 40 GHz, Insertion Loss 0.7-1.8 dB, Isolation 13-19 dB, Input Power 1 W, Amplitude Balance 0.35-0.85 dB. Tags: Module with Connectors, Wilkinson Power Divider. More details for A40-MH059 can be seen below.