External GPS Antenna with SMA Male, GPS Active Antenna Aerial Connector Cable, 28dB LNA Gain 1575.42MHz 3M SMA Male GPS Active Antenna Aerial Connector Cable Help your GPS to get stronger signal,Picks up your position rapidly Easy to install: this antenna has a magnetic base which can adhere to any metal surface Ready to plug in and use Frequency:1575.42MHZ Voltage:3V-5V