The Radio page provides the administrator with control over Band Selection and various configuration options for each of the available bands - Dual Band Operation (2.4 and 5 GHz enabled, 2.4 GHz only, 5 GHz only, and Disabled.
Wireless Data Traffic Minimum Rate Control on the Configure SonicWave page improves wireless efficiency, since transfers at lower rates takes up excess available air time. Roaming improves with this feature, since, by disabling slow (i.e. bad) connections, the system forces devices to roam earlier.