The NJG1808K94 from Nisshinbo Micro Devices Inc. is a RF Switch with Frequency 0.7 to 3 GHz, Insertion Loss 0.35 to 0.60 dB, Isolation 21 to 30 dB, P1dB 24 dBm, P1dB 0.25 W. Tags: Surface Mount, Solid State. More details for NJG1808K94 can be seen below.