High-concerned chemical : None<br>Material : Metal<br>Category : Earphones & Headphones<br>Earcups Type : Sealed<br>Max Output : /mW<br>Number Of Drivers : 1<br>Charging Method : cable<br>Driver Diameter : /mm<br>Total Harmonic Distortion : /%<br>Impedance Range : up to 32 ?<br>Bluetooth Version : 4.0<br>Package List : User Manual<br>Features : With microphone<br>Codecs : None<br>With Microphone : Yes<br>Is wireless : Yes<br>Support APP : No<br>Waterproof : No<br>Line Length : [object Object]m<br>Sensitivity : [object Object]dB<br>Plug Type : None<br>Function : For Mobile Phone<br>Active Noise-Cancellation : No<br>Volume Control : Yes<br>Control Button : Yes<br>Vocalism Principle : Dynamic<br>Wireless Type : Bluetooth<br>Connectors : USB<br>Communication : WireLess<br>Style : Ear Hook<br>Certification : None<br>Origin : Mainland China<br>Brand Name : APWIKOGER<br>Support Memory Card : No<br>Resistance : [object Object]��<br>