| 摘要 |
The present invention relates to an internal warning sound delivery PDA and, more particularly, to an internal warning sound delivery PDA capable of outputting a horn sound inside by replacing an existing horn sound for a computer with an electric wave and transmitting the electric wave to a navigation unit. The internal warning sound delivery PDA according to the present invention gives convenience to people on a road by outputting the horn sound in a vehicle by transmitting and receiving a sound output command wave signal replacing the horn sound by using a network between terminals of two adjacent vehicles. |
