3.5mm Mobile Phone Double Spiral Earphone Anti Radiation Air Acoustic Tube Earphone

Features: Provide high quality sound for both calling and music. Built in microphone: with answer and hang up button. Soft clear air tube design: advanced silicone earplugs. Can enormously reduce radiation when making the phone call. CTIA OMTP mode switch, compatible with nearly all smartphone. Specification: Name: Mobile dual spiral headphones Weight: about 22g Size: approx. 2x1x1 cm 0.8x0.4x0.4 inch Material: Plastic, Metal Cable length: approx. 1m 3.3 ft Type: Stereo air tube radiation proof earphone Speaker Spec: 10mm Sensitivity: 102db S.P.LAT 1KHZ Speaker frequency response: 20Hz 20,000Hz Impedance: 32 Ohm Rated power: 100mW P ackage List: Headset * 1 Earplugs * 4 Instruction manual * 1 .