The FLL400IP-2 from Sumitomo Electric Device Innovations is a RF Transistor with Frequency 1.96 GHz, Power 44.5 to 45.5 dBm, Power(W) 28.18 to 35.48 W, P1dB 44.5 to 45.5 dBm, Power Gain (Gp) 9 to 10 dB. Tags: Flanged. More details for FLL400IP-2 can be seen below.