The QPD4-100-4000-30-S from Qualwave is a Power Divider with Frequency 0.1 to 4 GHz, Insertion Loss 4 dB, Isolation 15 to 18 dB, Input Power 30 W, Amplitude Balance ±0.4 dB. Tags: Module with Connectors. More details for QPD4-100-4000-30-S can be seen below.