The AT30A-TE0104-4-AF from Aaren Technology Ltd is a Power Divider with Frequency 1 to 4 GHz, Insertion Loss 0.80 dB, Isolation 20 dB, Input Power 30 W, Amplitude Balance ±0.30 dB. Tags: Module with Connectors. More details for AT30A-TE0104-4-AF can be seen below.