The QPD4-350-3800-30 from Qualwave is a Power Divider with Frequency 0.35 to 3.8 GHz, Insertion Loss 1.8 dB, Isolation 18 dB, Input Power 30 W, Amplitude Balance 0.3 dB. Tags: Module with Connectors. More details for QPD4-350-3800-30 can be seen below.