... RF technology,connet with PC,TV,iPhone etc Specifications:This product is a wireless stereo headphone, adopting 2.4G ... music from PC,also can realized SKYPE,MSN,QQ wireless network long-distance callUsing high quality microphone,speakers and ... ergonomics design,wearing more beautiful,comfortable and convenientConnet with TV,iPhone etcMicrophone:Microphone size:6mmSensitivity:-52dbImpedance:≤2.2kΩ ...