Superbat 3dbi 2.4GHz 5.8Ghz Double Frequency Directional Receive and Transmit for Aerial Antenna Equipment Remote Control Toys. Product Specifications: Optimal Gain: 5.8GHz 3dBi, Frequency Range: 2400-2483Mhz/5150-5850Mhz, Voitage Standing Wave Radio: 1.5:1max, Polarization: Lvnear Vertical, Impedance: 50ohms, Directon: directional, Connector: RP-SMA male plug straight. Application: used in aerial equipment and some big remote control toys. Antenna with affixed TX is used for Transmit, Antenna with affixed RX is used for Receive.