Specifications

protect your earphone at astronaut class, noise reduction rae 40 ~25db, sensitive: 115db/mW to 109dB/mW, waterproof IP5

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What’s Noise

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Our active noise cancelling earmuff/headphones/hearingAIDS series products?combined A.N.C and P.N.C, providing the best protection and enjoyment for ears , and the perfect ANC technology solution for clients.

With our A.N.C,? D.S.R and wold band noise cancelling technology, our professional earmufs will best protection for your earphones.

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?Model No. PP-02

Main Technology Features

A.N.C( Active Noise Cancelling technology)

B.N.C?(Broadband Noise?Cancelling?technology)?

Full band Noise Cancelling technology

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?Frequency Range????????????????	20-20khz??????????????	Impedence???????	32Ω???????????????
Sensitivity	115db/mW	Noise?Cancelling?Depth	38dB
Waterproof	IP5	Rated Voltage	3V(2 AAA? 1.5V)
Battery life(turn no.A.N.C)	about?95 hours???	Main material	ABS/PC/S.S
Weight	220g(not including battery)	Scope of Application	Airport, Factory,? workshop, Airplanes passengers, pilots

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