RBcAP2n Max Transmit Power ?

I want to know is the value

RBcAP2n Max Transmit Power ? ( mw)

you can see here: http://routerboard.com/RBcAP2n

in the wireless table below, that the max tx power is “17” dbm.
you can then use this page, to find out how many mW it is http://www.cpcstech.com/dbm-to-watt-conversion-information.htm