The SM300-SWBSNF(CWH-GPS) from Sinclair Technologies is a Antenna with Frequency 350 to 2700 MHz / 1575.42 MHz, Bandwidth 2350 MHz, Gain 2.1 dBi, Power 200 W, Operating Temperature -40 to 60 Degree C. Tags: Low Profile. More details for SM300-SWBSNF(CWH-GPS) can be seen below.