Simplify the following text for a Grade 5 native English-speaking person.
Original: This model , dubbed the Game Boy Micro , is similar in style to the original Game Boy Advance 's horizontal orientation , but is much smaller and sleeker . The Game Boy Micro also allows the user to switch between several colored faceplates to allow customization , a feature which Nintendo advertised heavily around the Game Boy Micro 's launch .
Simplified: Game Boy Micro was the last Game Boy handheld by Nintendo .