The YCGA001AA from Quectel is a GPS/GNSS Antenna with Frequency 1.57395 to 1.57695 GHz, Gain -2 dB, Efficiency 25%, Impedance 50 Ohms, Operating Temperature
(°C) -40 to 85 Degree C. Tags: Embedded, Ceramic. More details for YCGA001AA can be seen below.