The PD4-0218 from Marki Microwave is a Power Divider with Frequency 2 to 18 GHz, Insertion Loss 1.2 to 2.4 dB, Isolation 15 to 25 dB, Input Power 1 to 10 W, Amplitude Balance ±0.2 to ±0.75 dB. Tags: Module with Connectors, Wilkinson Power Divider. More details for PD4-0218 can be seen below.