| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an on-vehicle device capable of sending a notification sound to a person to receive notification, without giving a feeling of discomfort to persons around a vehicle, and an on-vehicle system.SOLUTION: An on-vehicle device includes a reception part that wirelessly receives a signal, and a sound output part that outputs a notification sound when the reception part receives a predetermined signal. Additionally, when the reception part receives the predetermined signal, the on-vehicle device detects a signal level of the received predetermined signal, and controls a sound output part so that the volume of the notification sound output by the sound output part can become higher as the signal level is lower.</p> |
