This Wi2Wi part number is a GPS/GNSS Antenna, which is designed for use in applications such as personal navigation and satellite tracking. It is compatible with a variety of GPS and Glonass systems and is designed to provide optimal reception and signal quality. It has a frequency range of 1.2 to 1.5 GHz, and a total gain of up to 5 dBi, with a peak gain of 2 dBi. It has a 3-pin SMA connector, and is designed for use with modules such as the Wi2Wi WG7520.