Main Feature:<br />Clip-on design for easy carrying<br />With outer speaker to play music<br />Support USB interface and micro SD/TF card slot<br />Audio Format support: MP3 / WMA audio formats<br />Designed for enjoying the music anytime and anywhere freely and conveniently<br /><br />    Specifications<br />General <br />  Feature: One power on/off button for controlling the light                                                  <br />                        Interface  : TF/Micro SD card slot， 3.5mm audio jack， Mini USB interface                                                  <br />                        Built in out speaker : Yes                                                  <br />                        Battery  : Built-in rechargeable lithium battery                                                 <br />Hardware info<br />  Storage memory capacity : 4GB TF card                                                  <br />                        Screen size : 1.0 inch                                                  <br />                        Touch screen : No                                                 <br />Multi media<br />  Audio support : MP3， WMA                                                 <br />Dimension and Weight<br />  Product weight   : 0.025 kg                                                  <br />                        Package weight   : 0.125 kg                                                  <br />                        Package size (L x W x H)  : 22.0 x 13.0 x 9.0 cm                                                 <br />Package contents<br />  Package contents: 1 x MP3 Digital Audio Player， 1 x 4GB TF Card                                                 <br /><br /><br /><br />                                                <br />