The FLL357ME from Sumitomo Electric Device Innovations is a RF Transistor with Frequency 2.3 GHz, Power 34.5 to 35.5 dBm, Power(W) 2.82 to 3.55 W, P1dB 34.5 to 35.5 dBm, Power Gain (Gp) 10.5 to 11.5 dB. Tags: Flanged. More details for FLL357ME can be seen below.