The NJG1660HA8 from Nisshinbo Micro Devices Inc. is a RF Switch with Frequency 0.05 to 8 GHz, Insertion Loss 0.35 to 0.65 dB, Isolation 18 to 33 dB, P1dB 32 dBm, P1dB 1.58 W. Tags: Surface Mount, Solid State. More details for NJG1660HA8 can be seen below.