INFORMATION OF YOUR CIEM Spec Material Connector type Design Warranty Series Spec Model: itsfit-FusionHybrid driver: Balanced amature, Dynamic, MagnetostaticImpedance : 16 ohmSensitivity : 102 dBFrequency Response : 10hz – 40khz Material Magic Wood, Carbon Fiber, Gold fiber Connector type 2-pin Female Socket 0.78mm Design Black & Gold Warranty Warranty valid from : 25/7/2019 to 25/7/2020Renew services : 1 time leftRe-fit service: 1 year Series I0018 WARRANTY STATUSYour warranty will expire in Frequency Response Chart Finish Product