The QPD4-800-4000-K1-S from Qualwave is a Power Divider with Frequency 0.8 to 4 GHz, Insertion Loss 0.8 dB, Isolation 18 dB, Input Power 100 W, Amplitude Balance 0.4 dB. Tags: Module with Connectors. More details for QPD4-800-4000-K1-S can be seen below.