1. This product is suitable for NS, N. SL, P4, PC, Xb-one series, mobile phones and other audio-visual equipment with 35mm audio interface2. Ultra-thin speaker diaphragm, surround sound, high sound quality design3. High-sensitivity noise reduction microphone design, the straw can be retracted, and the voice transmission is more accurate, clear and smooth4. Comes with a telescopic rod, which can easily adjust the tightness of the head wear and adapt to different groups of people5. Soft leather earmuffs and single leather sheath head cushion, delicate Contact and comfortable to wear; 6. Adjustable volume dial with microphone switch functionCable length: 1. 8 metersSpeaker diameter: 40mmHeadphone jack: 4-segment 3. 5 audio plugSpeaker impedance: 32 ohm+15%Working temperature: 20~60Sensitivity: 102 +/- 3dBStorage temperature: -25-40Frequency response: 20HZ-20KHZMaximum input power: 20mW voltage 1. 0VRated input power: 10mW-20mW, voltage 1. 5vMicrophone size: 6. 0 x 50mmMicrophone sensitivity: 38 +/- 3dBColour: whiteMaterial: ABSSize: 22 x 18cmPackage Contents:1 x headsetOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.