The Foxeer Lollipop 4 5.8G 2.6dBi High Gain FPV antenna is a pair of antennas designed for use in first-person view (FPV) drone racing and Freestyle. They operate at the 5.8GHz frequency and have a gain of 2.6dBi. They feature an SMA connector for attaching to FPV transmitters and receivers. These antennas are known for their durability and high performance, which makes them popular among FPV enthusiasts and professional pilots.