USA bans the use of wireless mics...

The USA is banning the use of wireless microphones in the 700 MHz band as of June 12, 2010, enforcement will be done by the FCC.

Here is a link to the mics on the banned list.

http://www.fcc.gov/cgb/wirelessmicrophones/manufacturers.html

The band-width will be used for support of "emergency services".

...and by commercial providers of wireless services...

a.k.a "Money Talks."

Many wireless mic manufacturers are offering trade ins for wireless mic systems not in the affected bandwidth.