| 摘要 |
PROBLEM TO BE SOLVED: To provide an on-vehicle acoustic device of improved convenience to which a navigation system with voice guide function can be connected. SOLUTION: This car stereo 20 is constituted by comprising a voice input part 21 connecting a car navigation 10 provided with a voice guide generating part 11 and a voice output part 12, a voice detecting circuit 22, an electronic volume 23 for voice and a voice mixing circuit 24 in addition to acoustic equipment 2 such as a tuner 2a, a compact disc(CD) 2b, a mini disc(MD) 2c and a tape recorder(TAPE) 2d, a selector 3, an electronic volume 4, an amplifier 5, a speaker 6, a microcomputer 7 and an operating part 8. |
