Catalog > Consumer Electronics > Computer Peripherals > Computer Accessories Headphones Headphones HEADPHONE 301 #TT PC & NOTEBOOK STEREO HEADPHONE SET WITH INTEGRATED MIC ,2.5M CABLE WITH 3,5MM PLUG,OMNIDIRECTIONAL MIC Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Driver Diameter : ø9.7 x 6.7mmDirectivity : OmnidirectionalImpedence <=2.2KΩDriver Diameter : ø40mmImpedence 32ΩFrequency response 20~20KHzSensitivity (S.P.L.) : 106dB ±3dBCord Length : >=2.5mPlug ø3.5mmWeight : 215g