| 摘要 |
A headphone with an embedded heat wire is provided to make a person outdoors listen to the music in a warm environment by including the heat wire. A general headphone embeds a heat wire inside. A switch and a temperature controlling unit are mounted on the headphone with the embedded heat wire. The switch switches on and off the heat wire. The temperature controlling unit controls the temperature. In the winter season, the headphone with the embedded heat wire makes the person outdoors listen to the music in the warm environment. |
