Features:

• Frequency Range: 900 MHz to 11000 MHz
• Gain: 0dB
• Impedance: 50 Ohms
• Pattern: Omni-directional
• -S
  SMA Gold Plated Jack Female
  180 Watts @ 10 GHz

RTL-SDR Review: https://www.rtl-sdr.com/tag/antenna/

Fully Assembled Price US$1995
Purchase parts and Assemble