Line Length:NoneResistance:9��Package:NoUse:Mobile PhoneCommunication:WirelessPlug Type:WirelessSensitivity:113��3dBIs wireless:YesFunction:Bluetooth，Waterproof，Noise Cancelling，Microphone，for Video Game，For Routine Office Work，Wireless Headphone，For Mobile Phone，Portable，HiFi Headphone，Supports musicWith Microphone:YesFrequency Response Range:8-25000HzModel Number:ufo