3CM 5.8G 3d Bi LHCP Mini Short FPV Antenna SMA/RP-SMA For Micro Racer Quadcopter Description: Frequency: 5.8 G Impedance: 50 Gain: 3DBSize: 3cm (L)x 2.8cm (W) Weigth: 6g Connector: SMA/RP-SMA, optional Features: Mini & light Special for micro FPV racer, quadcopter. Package Included :1 x Antenna