The Comet CFX 431A Triplexer, for transmitting and rceiving all three bands 144/433/1200 Mhz at the same time.The combined high quality filters of the CFX 431A work to prevent occurence of TVI, and the isolation between the connectors is over 50dB. Features : BandPass Fequency and Input Loss : 1.3 - 150 Mhz Less than 0.2dB BandPass Fequency and Input Loss : 350 - 500 Mhz Less than 0.3dB BandPass Fequency and Input Loss : 900 -1400 Mhz Less than 0.4dB Impedance : 50 Ohms V.S.W.R. Less than 1:1.2 Maximum Power 1.3 - 60 Mhz 1000 Watts (PEP) Maximum Power 100 - 500 Mhz 800 Watts (PEP) Maximum Power 400 - 500 Mhz 500 Watts (PEP) Maximum Power 900 - 1400 Mhz 200 Watts (PEP) Input N Type Socket Output Leads, 1 x Pl259, 2 x N Type Plugs Fitted Size : W66 x D90 x H26mm