Product Name: 18dBi 800-900MHZ Yagi Antenna with N female, 18elements, RG58 coaxial cable Frequency: 806-960MHZ V.S.W.R: 2.0:1 Max Gain: 18dBi Elements: 18 Impedance: 50 Ohm Polarization: Linear Polarization Connector : TNC, N, SMA and so on Cable: RG58 Coaxial cable Cable Length: 0.3meters or others