The QPD18-700-4000-30-S from Qualwave is a Power Divider with Frequency 0.7 to 4 GHz, Insertion Loss 3 dB, Isolation 18 dB, Input Power 30 W, Amplitude Balance ±1 dB. Tags: Module with Connectors. More details for QPD18-700-4000-30-S can be seen below.