Main Features:<br />Free style wearable sports MP3 music player<br />Super bass dynamic stereo sound <br />Provides high quality sound for music enjoyment<br />Built-in rechargeable lithium-ion battery<br /><br />    Specifications<br />General <br />	 Color  : Red， Blue， Yellow， Black， White                                                  <br />                        Interface  : Mini USB interface， TF/Micro SD card slot                                                  <br />                        Battery  : Built-in rechargeable lithium battery                                                	<br />Hardware info<br />	 Extension card : TF card (not included)                                                  <br />                        Max support memory: 16GB                                                	<br />Multi media<br />	 Audio support : MP3， WMA                                                	<br />Dimension and Weight<br />	 Product weight   : 0.024 kg                                                  <br />                        Package weight   : 0.130 kg                                                  <br />                        Package size (L x W x H)  : 16.0 x 13.0 x 7.0 cm                                                	<br />Package contents<br />	 Package contents: 1 x Sport MP3 Headset， 1 x USB Cable                                                	<br /><br /><br /><br />                                                <br />