Specifications<br />General<br />	 Model  : QHS-901                                                  <br />                        Color : Gray， Rose， Blue， Black                                                  <br />                        Wearing type : Headband                                                  <br />                        Feature: Aluminum alloy housing with pointed end design; Buttons for mic and music remote control                                                  <br />                        Function : Answering phone， Microphone， Noise Cancelling                                                	<br />Specification<br />	 Connectivity : Wired                                                  <br />                        Connecting interface : 3.5mm                                                  <br />                        Compatibility: iPod， iPhone， iPad， Samsung， HTC， Blackberry， Nokia， Android phones and other devices with 3.5mm audio jack                                                  <br />                        Application : Computer， Mobile Phone                                                  <br />                        Cable length : 1.2m                                                  <br />                        Frequency response : 20~20KHz                                                  <br />                        Impedance : 32ohms                                                  <br />                        Sensitivity : 105dB                                                  <br />                        Microphone sensitivity: -45±3dB                                                	<br />Dimension and Weight<br />	 Package weight  : 0.16 kg                                                  <br />                        Package size (L x W x H) : 20.0 x 15.0 x 6.0 cm                                                	<br />Package contents<br />	 Package contents: 1 x Headphone， 1 x A/V Cable                                                	<br /><br /><br /><br />                                                <br />