Can be used on either a transmitter or a receiver. Particularly useful when the transmitter and receiver are on the same ground elevation. 

The BOX-ANT201 is a compact yet high performance omnidirectional WiFi antenna which is designed to increase the range and coverage area for equipment working in the 5GHz band. With 10 dBi of gain, it is ideally suited for multipoint and mobile applications where high gain and wide coverage is desired.

The BOX-ANT201 construction features a fiberglass radome for durability and aesthetics.