Powerful neodymium magnets for excellent voice Earhook design for wearing comfortable Stereo earhook Earhook design, with microphone, simple, easy taking, can be used with computerShenzhen Isound Earhook SP-1511 Specification1. material:ABS,PP,PVC2. carton size:39*35*54cm/100pcs3. lead time:15-20 workdays4. CE and RoHS compliant5. newest designDriver Unit: Φ10mmImpedance: 32ohmsSensitivity(Off/On ...