The GF-T4-5400 from A-Info is a Power Divider with Frequency 500 MHz to 40 GHz, Insertion Loss 0.9 to 7.5 dB, Isolation 15 to 17 dB, Amplitude Balance ±0.2 to 0.6 dB, Phase Balance ±2 to 7 Degree. Tags: Module with Connectors. More details for GF-T4-5400 can be seen below.