The SHX-0.8/3-4S from Shanghai Huaxiang Computer Communication Engineering is a Power Divider with Frequency 800 MHz to 3 GHz, Insertion Loss 7.6 dB, Isolation 20 dB, Input Power 20 W, Amplitude Balance ±0.8 dB. Tags: Module with Connectors. More details for SHX-0.8/3-4S can be seen below.