Harvest RH701 VHF/UHF Dual band Antenna, SMA-S Connector Frequency Range: 144/430Mhz (2M / 70Cm) mpedance: 50 Gain 2.15dB Max Power: 10 Watts V.S.W.R . less than 1.5 Length: 20cm Connector: SMA-S (Male)