The FLM5964-45F from Sumitomo Electric Device Innovations is a RF Transistor with Frequency 5.9 to 6.4 GHz, Power 46 to 47 dBm, Power(W) 39.81 to 50.12 W, P1dB 46 to 47 dBm, Power Gain (Gp) 7.5 to 8.5 dB. Tags: Flanged. More details for FLM5964-45F can be seen below.