For Smartphones, PC, Tablets, iPad, MP3, MP4...etcForm meets function with smartphone control for life on the go. More than your basic pair of over-the-head headphones, the Sony MDR-ZX110AP headset delivers rock-solid audio performance, integrated microphone for hands-free calling, and media playback controls for convenient operation.30mm Dynamic Driver UnitOn-Ear HeadbandFour-conductor gold-plated L-shaped stereo mini plugProduct SpecificationsAudioDriver Unit : 30 mm, dome typeSensitivity (db) : 98 dB/mWFrequency Response : 12 - 22,000 HzGeneralDesign : Headband HeadsetHeadband : Wide, AdjustablePlug : Gold-plated four-conductor L-type stereo mini plugHardwareMicrophone : In-line elecret condenser, Omni-directionalCord : 47 1/4 in. (1.2 m) Y-typeRemote Control : Multi-function button / SmartKeyTM appPowerPower Handling Capacity : 1000 mW (IEC)SpeakerImpedance : 24 ohms at 1 kHzType : Closed, dynamicWeights and MeasurementsWeight (Approx.) : 4.23 oz. (120 g) without cordFeaturesEnjoy rich, full frequency responseSwivel, folding designUniversal Smartphone CompatibilityTangle-free cables