Davis Instruments Antenna f/Long Range Repeater Omni. Each repeater requires two antennas. You can combine omni and Yagi antennas to collect data from all directions and transmit in a single direction or vice versa.Includes mounting hardware. NOTE: FCC regulations require that U.S. customers select either the Omni Antenna (#7656) or the Yagi Antenna (#7660); customers outside the U.S. must purchase third-party antennas in compliance with local regulations Specifications for Davis Instruments Omni Antenna f/Long Range Repeater: Manufacturer: Davis Instruments Color: Black Package Contents: Davis Instruments Omni Antenna f/Long Range Repeater Davis Instruments 7656: Antenna f/Long Range Repeater Omni