The SGGP.25.4.A.02 from Taoglas is a GPS/GNSS Antenna with Frequency 1561 to 1603 MHz, Gain 3.04 to 3.66 dB, Efficiency 73.49 to 78.49 %, Impedance 50 Ohms, Bandwidth 8 MHz. Tags: Patch, Ceramic, Embedded, PCB. More details for SGGP.25.4.A.02 can be seen below.