This is a tested high quality professional 20 W RF amplifier that requires minimum driving input of 50 m W for the maximum of 20 W RF power output. It is broadband in 880 MHz- 960 MHz and doesn't require any tuning or adjusting. The power output can be adjusted on request to the lower level. Power supply is 12 V/ 6.8 A. Gain 26 dB. N female connectors Input / Output 50 ohms impedance. Class of operation AB
Dimensions :6.0" X 4.0" X 2.0".