The MRF6S21140H from NXP Semiconductors is a RF Transistor with Frequency 2110 to 2170 MHz, Gain 15.5 dB at 15.5 MHz, Power 140 W, P1dB 140 W, Supply Voltage 28 V. More details for MRF6S21140H can be seen below.
450 Watt, 50 Volt, 3.1 to 3.5 GHz, GaN RF IMFET
15 Watt, 50 Volt, DC to 4 GHz, GaN RF Transistor
15W, 300 MHz to 1.215 GHz, GaN RF Input-Matched Transistor
You can now find similar products from multiple companies on everything RF.