FIELD: information technology.
SUBSTANCE: invention relates to device and method of information output. Method comprises steps of: if the first equipment operating state is changed, obtaining the second equipment state parameter; in compliance with state parameter of second equipment, prompt mode is determined, in which first equipment prompts that its operating state varies; and according to the prompt mode, controlling the first equipment to perform information output.
EFFECT: reduced power consumption.
17 cl, 17 dwg
