AXISNT TDD 2.3GHZ-2.4GHZ POWER AMPLIFIER (2X)

It is 2 very separate amplifiers with PSU  connected to both of them.

The internal power supply needs  50 v and it will provide 28v and 5.5v to the amp module
limited to 28v and 14 amps

you can use external 28v at 15-20 amps plus 5.5 v on to the amplifier

power input max 0.5 mW (-3dbm)
 
I AM SURE ITS OUTPUT IS OVER 70 WATTS(...AND MORE)
BOUGHT IT SOME YEARS AGO BUT NOT USED
FOR PARTS OR NOT WORKING