The SGGP.12A from Taoglas is a GPS/GNSS Antenna with Frequency 1575.42 to 1602 MHz, Gain 1.77 to 2.96 dB, Efficiency 60.58 to 60.78%, Impedance 50 Ohms, Return Loss -10 dB. Tags: Ceramic, Chip, Patch, Low Profile. More details for SGGP.12A can be seen below.