100W RF Switch Antenna Switch Box Insertion Loss <0.3dB @144MHz PTT Cable

Insertion Loss: <0.3dB @ 144MHz (0.2dB typical). RX Isolation: >38dB @ 144MHz (40dB typical). Frequency Range: 160MHz, Maximum TX Power: 100W. Maximum Transmit Power: 100W. RF Detection Threshold: <10mW (1.8MHz-30MHz tested).

eBay