Simplify the following text for a Grade 14 native English-speaking person.
Original: Microcontrollers are used in automatically controlled products and devices , such as automobile engine control systems , implantable medical devices , remote controls , office machines , appliances , power tools , and toys .
Simplified: Microcontrollers are used in automatically controlled products and devices , such as automobile engine control systems , remote controls , machines , appliances , power tools , and toys , these are called embedded systems .