Superbat 1575.42mhz Marine Aerial Navigation Antenna Signal Booster GPS Antenna 10M Cable TNC Male Connector. The antenna has a center frequency of 1575.42mhz+/-2 MHZ, V.S.W.R of 1.5:1, and a peak gain of >3dbic based on 7*7cm ground plane. It is designed for marine navigation and is suitable for use with yachts and other marine vessels. The antenna is weatherproof and has a working temperature range of -40~+85 and a storage temperature range of -40~+100.