Simplify the following text for a Grade 5 native English-speaking person.
Original: Logitech International S.A. , headquartered in Romanel-sur-Morges , Switzerland , is the holding company for Logitech Group , a Swiss peripheral-device maker . Logitech makes peripheral devices for PCs , including keyboards , mice , microphones , game controllers and webcams .
Simplified: The first mice were made in switzerland , but now Logitech makes its items all over the world .