The CGGP.18.2.A.02 from Taoglas is a GPS/GNSS Antenna with Frequency 1575.42 MHz/ 1602 MHz, Gain 3.23 to 3.53 dBi, Efficiency 54.88 to 59.52%, Impedance 50 Ohms, Return Loss -10 dB. Tags: Embedded, Ceramic, Patch, Low Profile, PCB. More details for CGGP.18.2.A.02 can be seen below.