3.5mm USB Stereo Wired Headset with Microphone Headphone Mute for Laptop Mobile Phone

Features Easy to use plug and play Ear protection noise isolation anti fatigue The earphone adopts one side incoming line to avoid the trouble of wire clutter High quality chip and reasonable PCB design bring excellent EMI characteristics The earmuff is made of high quality sponge and the earmuff filling is made of imported slow rebound sponge soft and comfortable Specifications Interface Type USB2 0 And 3 5mm ConnectorHorn Diameter Φ 30mmHorn Impedance 32 ΩHorn Frequency Response 20Hz 20KHzSpeaker Sensitivity 115dBRated Output 41mwHigh Output Power 84mwNoise Level ≤ 78dbaDynamic Range ≥ 78dbaDistortion Rate Thd ≤ 0 1 Stereo Crosstalk ≤ 52dbaMicrophone Specification 4 5mmMicrophone Sensitivity 52dBMicrophone Directivity OmnidirectionalMicrophone Impedance ≤ 2 2k ΩMicrophone Frequency Response 50hz 15khzEarphone Cable Length 2mPackage included 1 x Mic Headphone1 x USB Charger