Product Material:ABS
Lens / Transmittance:42mm diameter aspherical optical resin lens (supports myopia under 600 degrees below the naked eye)
Plug Diameter:3.5mm
Cushioning Material:Artificial leather
Wide angle of view:110 degrees
Support mobile phone:4.7-6.53 inch / Android WIN IOS system
Headphone plug type:in-line type (removable)
Headband:Independently mounted and adjustable elastic headband
Function button:volume (addition and subtraction) and playback pause, answer the call.