How much does this cost to the nearest dollar?

Ubiquiti UBB-US UniFi Building-to-Building Bridge
1.7+ Gbps bi-directional Plug and Play 60 GHz Bridge with 5 GHz Radio Redundancy, UniFi Controller Management, and range of up to 500 m UniFi Building-to-Building Bridge is the ideal solution for short-range, high- throughput connectivity. Integration with the UniFi Controller makes bridging two networks seamless. As a pack of two radios, UniFi Building-to-Building Bridge contains everything you need to get up and running within minutes. Enjoy simple, easy-to-use gigabit connectivity anywhere. Package Contents UniFi Building-to-Building Bridge (x2) Ball joint mount (x2) Lock ring (x2) Metal strap (x2) Gigabit

Price is $540.00

Price: $539.95