SOUND OUTPUT DEVICE, SOUND OUTPUT CONTROL METHOD, VEHICLE AND UNLOCKING SYSTEM Russian patent published in 2020 - IPC B60R25/10 G08B29/00 B60R25/00 

FIELD: vehicle equipment and accessories.

SUBSTANCE: invention relates to a sound output device. Sound output device arranged in vehicle comprises sound output controller, configured to output sound from speaker in case if vehicle door is unlocked based on authentication information, wherein the authentication information is information for unlocking the door. Sound output controller is configured to output different sounds in case said mobile terminal is first mobile terminal, and in case said mobile terminal is second mobile terminal, first mobile terminal is terminal of vehicle owner, second mobile terminal is terminal of person responsible for delivery. Vehicle comprises a door, a first data communication device configured to receive authentication information from mobile terminals, wherein the authentication information is information for unlocking the door, an unlocking device and an sound output controller configured to output sound from the speaker when the door is unlocked.

EFFECT: enabling safe transmission of information about a company in which a person who unlocks a vehicle operates.

8 cl, 11 dwg