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| Product Name: |
Radiation-proof earphone
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| Supply Ability: |
24,000,000 |
| Related proudcts |
earphone, mobile, electromagnetic radi, |
| Specifications |
2.5mm 3.5mm |
| Price Term: |
FOB |
| Port of loading: |
shanghai |
| Minimum Order |
5000 |
| Unit Price: |
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Which radiation-proof earphone with Germany and China patents, and authorized by the International Bureau of PCT, the world's first radiation headphones!
Radiation-proof earphone which radiation is far from the speaker set, a 200-300mm of the acoustic transmission line speaker of the magnetic field and the phone cut off from sources of radiation.
Secondly, from the physical principles on the analysis. Attenuation characteristics of electromagnetic waves and the distance is inversely proportional to the square or cube. radiation-proof earphone which radiation is through a certain length of the first wave of the acoustic channel and anti-cell phone connection, the correct use of switching on the headset connected to phone, end the call, the phone always maintain a certain distance and the human body, the magnetic field can be radiation 2mG or greatly reduced to no damage 2mG the following state of the human body.
Finally, many cell phone to the headset as an antenna, which international patent product line eliminates the acoustic antenna direct radiation. |
| Company: |
Zhongchangjiang Telecommunication Technology Co.,Ltd
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| Contact: |
Ms. liu Qinqin |
| Address: |
No.5829,Hunan Road,Shanghai,China |
| Postcode: |
201316 |
| Tel: |
86 21 58226122 |
| Fax: |
86 21 58228176 |
| E-mail: |
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