The PD3550U03-M1 from Yantel Corporation is a Power Divider with Frequency 3.3 to 3.8 GHz, Insertion Loss 0.4 dB, Isolation 20 dB, Input Power 2 W, Amplitude Balance 0.1 dB. Tags: Module with Connectors. More details for PD3550U03-M1 can be seen below.