The W3011A from Pulse Electronics is a GPS/GNSS Antenna with Frequency 1559 to 1606.6 MHz, Gain 1.3 to 2.2 dBi, Efficiency 80 to 85%, Impedance 50 Ohms, Return Loss -16 to -12 dB. Tags: Ceramic, Chip, Low Profile. More details for W3011A can be seen below.