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Active Noise Cancelling Earphone,Astronauts Use Class
Negotiable
MOQ: 1 set (Price negotiable depending on order volume and customization)
Key Specifications
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Business Type:
Manufacturer, Trading Company
Year Established:
2007
Factory Size:
Below 1,000 square meters
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Specifications
military class, noise reduction rae 40 ~25db, sensitive: 115db/mW to 109dB/mW
What’s Noise
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,L.N.C and D.S.R technology, our products will bring the purest music experience to you.
Model No. QS-03
Main Technology Features
A.N.C( Active Noise Cancelling technology)
D.S.R (Digital signal refinement technology)
Full band Noise Cancelling technology
| Frequency Range | 20-20khz | Impedence | 32Ω |
| Sensitivity | 118db/mW | Noise Cancelling Depth |
29dB |
| Noise Canceling Bandwidth | 20-300Hz | Rated Voltage | 3.7V Built in Li-Battery |
| Battery life(turn no.A.N.C) | about 20 hours | Main material | ABS/PC |
| Weight | 23g | Scope of Application | Mobile Phone, PC, Walkman, CD player, Airplane, etc |
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Business Type
Manufacturer, Trading Company
Year Established
2007
Factory Size
Below 1,000 square meters
Total Employees
101 - 200 People
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