The ANT1030 from RFM Integrated Device is a GPS/GNSS Antenna with Frequency 1575.42 MHz (GPS) / 1602 MHz (GLONASS) / 1561.098 MHz (BEIDOU), Gain 3.7 dBi (GPS) / 4.9 dBi (GLONASS) / 5.2 dBi (BEIDOU), Impedance 50 Ohms, Bandwidth 46 MHz, Return Loss -10 dB. Tags: Patch, Ceramic, PCB. More details for ANT1030 can be seen below.