The FMDV1058 from Fairview Microwave is a Power Divider with Frequency 1 to 26.5 GHz, Insertion Loss 0.8 to 1.2 dB, Isolation 16 to 18 dB, Input Power 20 W, Amplitude Balance ± 0.4 to 0.5 dB. Tags: Module with Connectors, Wilkinson Power Divider. More details for FMDV1058 can be seen below.