The NJG1814MD7 from Nisshinbo Micro Devices Inc. is a RF Switch with Frequency 0.2 to 6 GHz, Insertion Loss 0.35 to 0.65 dB, Isolation 25 to 42 dB, P1dB 33 dBm, P1dB 1.99 W. Tags: Surface Mount, Solid State. More details for NJG1814MD7 can be seen below.