Diamond duplexer 144 / 430MHz.
Specifications:
Port: 2 IN 1 OUT OR VICE VERSA
Frequency (MHz): 1.6-30, 49-150/400-460
CW W: 400/150/100
PEP W: 1KW/400/250
Loss dB: .15/.25
Isol dB: 60
Mix Connector: SO-239
Port connector: PL-259 & 12" 5D cable, N-Male & 12" 5D cable