Toshiba Satellite L550 series User Manual page 196

*1 Factory-set default channels
*2 Refer to the sheet Approved Countries/Regions for use for the
countries/regions that in which these channels can be used.
*3 These channels are available to A/B/G/N combo type only.
*4 Available Area: US (USA, CANADA) only.
User's Manual D-5