The AT30A-010020J-4-NF from Aaren Technology Ltd is a Power Divider with Frequency 1 to 2 GHz, Insertion Loss 0.8 dB, Isolation 20 dB, Input Power 30 W, Amplitude Balance ±0.3 dB. Tags: Module with Connectors. More details for AT30A-010020J-4-NF can be seen below.