Notes:Size 1: KZ ZS2 Headphone without MicSize 2: KZ ZS2 Headphone with MicDescription:Style:In-earLine Length:1.2mResistance:16ΩUse:Mobile PhoneCommunication:WiredPlug Type:L BendingSensitivity:108＼3dBConnectors:3.5mmIs wireless:NoFunction:Noise Cancelling、Microphone、Monitor Headphone、for Video Game、 Common Headphone、For Routine Office Work、For Mobile Phone、 For iPod、HiFi Headphone、Voice control、Supports musicFrequency Response Range:15-29000HzModel Number:KZ ZS2 headphone Driver Type:DynamicPackage Included:headphone; S、 L sizes eartips