VHF power amp. Includes the correct 4 pin cinch jones connector for easy hook up.13.8 Vdc power source required.Perfect for boosting output from a handheld radio. 1 watt in will give 40 watts out.The manufacturers label says it was factory adjusted for 158 Mhz but you can retune it down to the 2 meter band.Tested it with an old 154 Mhz commercial handheld (0.5 watts) and seen about 30 watts out on the watt meter.Physical condition is okay. If you have any questions, drop me a note.

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