Main product parameters Electrical Specifications Gain: 6dBi Polarization: vertical polarization Frequency: 865~ 868MHz(norma europea), 902~ 928MHz(standard americano) larghezza del fascio metà potenza (°): Verticale: 110 livello orizzontale: 120 Impedenza: 50Ω Standing wave ratio: ≦ 1.5 Mechanical Specifications Maximum output power: 20W Connector: TNC maschio, can be customized Feeder length (opzionale): 2m, 3.1m, 4.2m, 5.3m, 6.4m, 7.5m, 8.6m, 9.7m Lightning protection: DC grounding Waterproof …