Simplify the following text for a Grade 11 native English-speaking person.
Original: Boards of Canada ( commonly abbreviated BoC ) are a Scottish electronic music duo consisting of brothers Mike Sandison ( born June 1 , 1970 ) and Marcus Eoin ( born July 21 , 1971 ) .
Simplified: Boards of Canada ( commonly abbreviated BoC ) are a Scottish electronic music duo of two brothers Mike Sandison ( born June 1 , 1970 ) and Marcus Eoin ( born July 21 , 1971 ) .