Acoustic fatigue reliever for driver

Acoustic fatigue reliever for driver

  • CN 1,424,206 A
  • Filed: 12/30/2002
  • Published: 06/18/2003
  • Est. Priority Date: 12/30/2002
  • Status: Active Application
First Claim
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1. , a kind of sound wave is eliminated the driving fatigue device, it is characterized in that this device comprises a central control circuit, audio record circuit, loud speaker (9), master cock (2) and power supply, wherein master cock (2) is connected between central control circuit and the power supply, central control circuit control audio record circuit, loud speaker (9) is connected on the audio record circuit.

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