Cheap headset quality, Buy Quality anti radiation earphone directly from China anti radiation Suppliers: High Quality Spring Earphone Stereo 3.5mm Anti Radiation Earphones Game Music Air Spring Duct Headset For IPhone Samsung
High Quality Spring Earphone Stereo 3.5mm Anti Radiation Earphones Game Music Air Spring Duct Headset For IPhone Samsung Note: This headset is not have retail package (In order to reduce your purchase costs) if you want package,please contact us. We will give you a price include retail packagingProduct description 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 3.5mm standard plug suitable for main stream mobile phone; Air spring conduit put an end to cell phone radiation. Magnesium alloy CNC precision machining speaker sound unit; Advanced silicone earplugs wear comfortable and healthy. Built-in microphone and comes with headphone volume adjustment function,adjust the volume
(451)