The Siglent ANT-DA11 antenna is a directional antennas suitable for the frequencyrange 10MHz - 200MHz. The antenna comes with an ampifier handle of 12dB@1GHz (typ.) and a protective case. The DA11 antenna has a typical gain of 10dB, SWR <1:1.9, a N-type female connection, and its polarization direction is horizontal and vertical. There is also a kit available that contains the Siglent DA11, DA12 and DA13 directional antennas, the ANT-DA1 kit.