Specifications:Center frequency: 5.8 GHzBandwidth: 700 MHz (5.3 6 GHz)Matching: S11-20 dB,VSWR1.5 (at center frequency)Axial ratio:1.3Antenna gain: 8 dBiHalf power beam width: 55 (horizontal and vertical)Radiation efficiency: 83.5%Extension cable length:80mmsize: 60x60x22mmweight :15gFeatures:1.The red one isRP-SMA-Male.2.The blue one is SMA Male.Package included:1 x Aomway ANT018 FPV Pagoda Antenna