ZZWYF Stereo Earphone - 3.5mm Air Tube Radiation-proof

3.5mm Radiation Resistant Earphone with Stereo Sound Radiation Protection for Phones Hands-Free Motorcycle Helmets Anti Radiation Features: built-in microphone with answer, turn on and off button. Standard 3.5mm port, compatible with almost all mainstream smartphones. Provides clear sound even in noisy places, showing a quality sound experience. The air duct reduces radiation by 98%, provides quality sound for calls and music. It is very suitable for use in high ambient environments, such as driving, motorcycle, bicycle or other working environments that require precise communication. Specification: material: plastic Color:Black Cable length: about 1m/3.28ft Name:Stereo Earphone Speaker Specifications. : 10mm Sensitivity:102dB SPLAT1KHz Speaker Frequency Response:20Hz-20000Hz Rated Power:100mW Power Handling Capacity:1000mW Compatibility: with 3.5mm power port Package Contents: one earphone with built-in microphone Note:Please allow 0-1cm error due to manual measurement. Please allow slight color difference due to different screen resolution.