Cisco Aironet 1800i Getting Started Manual page 39

The authorized radio station means a radio-communication service operating in accordance with the
Communication Act.
The operation of the low-power radio-frequency devices is subject to the interference caused by the
operation of an authorized radio station, by another intentional or unintentional radiator, by
industrial, scientific and medical (ISM) equipment, or by an incidental radiator.
Chinese Translation