INFORMATION OF YOUR CIEM Spec Material Connector type Design Warranty Series Spec Model: itsfit-FusionHybrid driver: Balanced amature, Dynamic, MagnetostaticImpedance : 13.1 ohmSensitivity : 98 dBFrequency Response : 4hz – 40khz Material Magic Wood Connector type 2-pin Female Socket 0.78mm Design Custom: Green & Violet Warranty Warranty valid from : 20/8/2019 to 20/8/2020Renew services : 1 time leftRe-fit service: 1 year Series I0028 WARRANTY STATUSYour warranty will expire in Frequency Response Chart Finish Product