Cisco MERAKI CW9166D1-MR Manual page 19

IEEE 802.11b or 802.11g operation of this product in the USA is firmware-limited to channels 1 through 11.
FCC regulations restrict the operation of this device to indoor use only.
The operation of this device is prohibited on oil platforms, cars, trains, boats, and aircraft, except that operation of this
device is permitted in large aircraft while flying above 10,000 feet.
Operation of transmitters in the 5.925-7.125 GHz band is prohibited for control of or Communications with unmanned
aircraft systems.
Professional installation is required
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