The WVV-429T439M-2WT01 from Wevercomm is a Power Divider with Frequency 429 to 439 MHz, Insertion Loss 0.3 dB, Isolation 20 dB, Input Power 1 W, Amplitude Balance 0.2dB. Tags: Module with Connectors, Wilkinson Power Divider. More details for WVV-429T439M-2WT01 can be seen below.