FBI Style Anti Radiation Proof Covert Acoustic Tube Earpiece 3.5mm Air Tube Earphone Headset For Mobile Phone Android Phone Audio Protection Earbud Electronic Bluetooth

It uses the principle of sound conduction acoustic air tube, so that the fragile brain away from the radiation source, without any electronic devices, such as inner ear radiation, radiation effects more easily convincing.

Specifications:

Plug: 3.5mm

Impedance: 16±20% 0.126v. at 1kHz

Frequency range: 20Hz~20kHz

Resonance frequency: 4kHz±20%

Rated input: 1mW

Max imum input: 3mW

L/R output difference: 3dB at 1kHz 1mW

Output sound pressure level: 95dB±5dB 1/mW

Earphone length: Approx. 120cm / 47.2in

Earphone weight: Approx. 18g

Earphone Advantages:

1. Compared with directly using the Mobile phone, radiation is reduced by more than 1000 times.

2. Compared with using ordinary headphones, radiation is reduced by more than 60 times.

3. Compared with using a Bluetooth headset, radiation is reduced by more than 20 times.

4. Anti-radiation Earphone radiation levels is 30 times lower than requirements of the.

5. Hygienic standard for environmental electromagnetic waves.