Specifications<br />General<br />	 Model  : 080                                                  <br />                        Color : White， Black                                                  <br />                        Wearing type : Neckband                                                  <br />                        Function : Voice control， Noise Cancelling， MP3 player， FM function                                                	<br />Specification<br />	 Connectivity : Wireless                                                  <br />                        Connecting interface : USB                                                  <br />                        Application : Sport                                                  <br />                        Plug Type: Micro USB                                                  <br />                        Frequency response : 20~20KHz                                                  <br />                        Impedance : 32ohms                                                  <br />                        Sensitivity : 98dB                                                  <br />                        Power supply: Built-in 300mAh rechargeable lithium battery                                                  <br />                        Working time: More than 8 hours based on the volume at 1/3 level                                                  <br />                        Charging time: 2.5 hours                                                	<br />Dimension and Weight<br />	 Product weight  : 0.06 kg                                                  <br />                        Package weight  : 0.17 kg                                                  <br />                        Package size (L x W x H) : 16.0 x 10.0 x 8.0 cm                                                	<br />Package contents<br />	 Package contents: 1 x Headphones， 1 x USB Charging Cable                                                	<br /><br /><br /><br />                                                <br />