Patent ID: 8831232

Claim:
An anti-noise earmuff device, comprising: at least one audio signal processor unit adapted for receiving external audio signals; said at least one audio signal processor unit reducing inputted audio signals to below 79 db; an audio mixer unit electrically coupled with said at least one audio signal processor unit and adapted for receiving and processing the audio signals outputted by said at least one audio signal processor unit; an amplifier unit electrically coupled with said audio mixer unit and adapted for receiving and amplifying the audio signals outputted by said audio mixer unit; a Bluetooth module electrically coupled with said audio mixer unit; each said audio signal processor unit consisting of an audio receiver, a primary amplifier circuit, a secondary amplifier circuit, a current amplifier circuit, a wave detection circuit, a switch circuit and a regulator circuit; and said switch circuit of each said audio signal processor unit is selected from one of a transistor and a diode.