Main Features:<br />Wide dynamic range<br />Excellent bass response<br />HiFi stereo sound providing high quality music for you<br />Ideal for sports such as running， jogging， cycling， etc.<br />Allowing you to enjoy music while doing sports<br />Compatible with iPhone， Samsung， HTC， etc.<br />Suitable for MP3 / MP4 / tablet / cellphone / PC<br /><br /><br /><br /><br /><br /><br /><br />    Specifications<br />General<br />  Model  : H180                                                  <br />                        Color : Black， White                                                  <br />                        Wearing type : In-Ear                                                  <br />                        Function : HiFi， MP3 player                                                 <br />Specification<br />  Connectivity : Wired                                                  <br />                        Connecting interface : 3.5mm                                                  <br />                        Application : Mobile Phone， Portable Media Player， Computer                                                  <br />                        Plug Type: Full-sized                                                  <br />                        Cable length : 1.2m                                                  <br />                        Frequency response : 20~20KHz                                                  <br />                        Impedance : 32ohms                                                  <br />                        Sensitivity : 100dB                                                 <br />Dimension and Weight<br />  Product weight  : 0.013 kg                                                  <br />                        Package weight  : 0.095 kg                                                  <br />                        Product size (L x W x H) : 1.6 x 1.6 x 4 cm / 0.63 x 0.63 x 1.57 inches                                                  <br />                        Package size (L x W x H) : 7 x 3.6 x 14.5 cm / 2.75 x 1.41 x 5.70 inches                                                 <br />Package contents<br />  Package contents: 1 x Earphone， 2 x Earphone Sponge， 1 x English and Chinese User Manual                                                 <br /><br /><br /><br />                                                <br />