3.45 GHz to 3.8 GHz, 21 dBi gain, 4x4 MIMO Flat Panel Antenna, X-pol with 4 port N Female Connectors

Frequency Range:3.45 to 3.8 GHz
Polarization Type:± 45° Slant
Gain:22 dBi
Vertical Beamwidth:15°
Horizontal Beamwidth:15°
F/B Ratio:25 dB
Impedance:50 dB
Port Isolation:20 dB
Connector Type:4X N-Female
Price Table
1 + $579.00
Product SKU: KP-3X4FP-21
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The KP-3X4FP-21 from KP Performance is a Flat Panel antenna, operating from 3.45 GHz to 3.8 GHz. It is a professional quality antenna designed primarily for multiple input multiple output, point-to-multipoint and point-to-point applications in the 3.5 GHz frequency band.

This KP Performance antenna has 15 degrees of Horizontal and 15 degrees of Vertical Beamwidth. KP-3X4FP-21 incorporates advanced Cross Polarization technology that allows for the interoperability of multiple radios to transmit and receive paths. With high 21 dBi gain, a heavy-duty ABS plastic radome this X-pol Flat Panel antenna is ideal for high density outdoor applications. The KP-3X4FP-21 antenna is designed for pole mounting and is DC Grounded.

The KP-3X4FP-21 features four separate antenna ports 2x2 MIMO or 4x4 MIMO, with N Type Female connectors and a minimum of 20 dB Port to Port Isolation. A mast mount is included which allows for quick installation at various degrees of up/down tilt for easy alignment. Contact the KP Performance friendly and knowledgeable staff for your answers on any of our antennas.


  • 3.45 to 3.8 GHz
  • 21 dBi High Gain
  • Low Profile Design
  • +/- 45 slant polarization for increased MIMO and data throughput
  • Outdoor rated
  • 4 x Type N connector


  • WISP
  • WLAN
  • CBRS
  • High Density WIFI Applications
  • Hospitality, Industrial, Municipality
  • LTE
  • Rural High Speed Internet